Communication is one of those systems we rarely think about until it stops working.

Most of us carry devices that allow us to exchange information with nearly anyone, almost anywhere, in a matter of seconds. We send text messages without considering the cellular towers that carry them. We browse the internet without thinking about the fiber-optic cables beneath our streets, or the servers quietly routing data around the world. Even a simple phone call relies on a vast network of interconnected systems operating behind the scenes.

Because these systems are remarkably reliable, it is easy to assume they will always be available.

History suggests otherwise.

Natural disasters have interrupted cellular service for days at a time. Wildfires, hurricanes, earthquakes, and severe winter storms have damaged communications infrastructure when people needed it most. In other situations, governments have deliberately restricted access to telecommunications networks in an effort to control the flow of information during periods of civil unrest.

The reasons may differ, but the result is often the same; people suddenly discover how dependent they have become on systems they neither own nor control.

This article is not intended to examine the politics surrounding those events. Entire books have been written about the historical and political circumstances that shaped them, and those subjects deserve careful treatment on their own.

Instead, our focus is much narrower. What happens to communication when familiar networks disappear? More importantly, how do ordinary people adapt?

The answer reveals an important principle that extends well beyond radio. Resilient communication is not defined by any single technology. It is defined by the ability to continue exchanging information when preferred methods are no longer available.

Throughout Signal in the Storm, we have discussed preparedness as the practice of reducing unnecessary dependence on single points of failure. Communications are no different, and modern technology has given us extraordinary capability. But it has also concentrated much of that capability into centralized infrastructure that most people never think about until it becomes unavailable. Recent history provides several useful examples of how quickly those assumptions can be challenged.

Communications as Critical Infrastructure

Modern communications systems represent one of the greatest engineering achievements of the last century. Within a few decades, society transitioned from relying primarily on landline telephones and broadcast media to carrying internet-connected computers in our pockets. Today, it is entirely normal to send photographs across continents, participate in video conferences from remote locations, navigate unfamiliar cities using satellite positioning, and receive emergency alerts in real time. This convenience has fundamentally changed how we live and communicate, and it has also changed how we think about communication itself.

For many people, communication has become synonymous with internet connectivity. If a smartphone has signal, communication is assumed to be available. If a message fails to send, the first instinct is often to look for better cellular coverage or reconnect to wi-fi. Rarely do we stop to consider the extensive chain of systems that make even the simplest interaction possible.

A text message may pass through cellular towers, regional switching centers, internet service providers, domain name servers, cloud infrastructure, and data centers before arriving at its destination. Email depends on an equally complex network of servers and routing protocols. Social media platforms, encrypted messaging applications, and video conferencing services all rely on centralized infrastructure maintained by organizations that most users never see.

Under normal conditions, this architecture works exceptionally well. The problem is not reliability, it is dependency.

Every communications system has limits. For example, some fail because equipment is damaged, electrical power is interrupted, some become overwhelmed by congestion during emergencies, while others may be intentionally restricted by governments or service providers.

When a communications plan depends entirely upon a single system, that system becomes a single point of failure. This does not mean centralized communications should be avoided; quite the opposite. Cellular networks and the internet remain among the most capable communications tools ever developed. They are fast, convenient, and extraordinarily effective during routine operations.

But preparedness is not about rejecting modern technology; it is about recognizing that every technology has conditions under which it performs well, and conditions under which it does not.

Understanding those limitations allows us to think differently about resilience. Rather than asking, "What is the best communications system?" a better question is, "What happens if my preferred communications system becomes unavailable?" That question shifts our attention away from convenience and toward continuity. It also sets the stage for understanding two historical examples where ordinary citizens found themselves confronting exactly that problem.

During the early stages of the Arab Spring in Egypt, and several years later during the Umbrella Movement in Hong Kong, communications infrastructure became more than a matter of convenience. It became part of the broader struggle over information itself.

The technical details differed, but the underlying lesson remained remarkably consistent. That when established communications systems become unavailable, people do not stop communicating, they begin searching for another path.

Egypt and the Cost of Centralization

In early 2011, Egypt became one of several countries swept up in what would later be known as the Arab Spring. Large public demonstrations, political instability, and confrontations between protesters and the state created an increasingly volatile environment. While the underlying political, economic, and social conditions were complex, they are not the focus of this discussion. Instead, Egypt provides an important case study in what can happen when a modern society suddenly loses access to much of its communications infrastructure.

As the situation intensified, the Egyptian government employed a variety of measures intended to restore order and retain control. New legislation restricted public gatherings, portions of the country's communications infrastructure were curtailed, and access to popular online platforms such as Twitter, Facebook, and WhatsApp became increasingly limited. Eventually, internet connectivity itself was disrupted, domain name services were affected, and text messaging services were interrupted. From a communications perspective, these actions are significant because they illustrate how dependent modern societies have become on centralized infrastructure.

For many people, losing access to the internet did not simply mean they could no longer browse websites. It meant they lost access to their primary means of communicating with family, friends, coworkers, and their broader communities. Social media, messaging applications, and other online services had become so deeply integrated into daily life that their absence created immediate uncertainty. That uncertainty produced an unintended consequence. And rather than discouraging communication, the disruption increased the public's desire for information.

People wanted to know what was happening beyond their immediate surroundings. They wanted confirmation that family members were safe. They wanted to compare reports, verify rumors, and understand rapidly changing events. When familiar digital channels became unavailable, many people did what human beings have always done during periods of uncertainty, they sought information directly from one another.

Information did not disappear, it simply changed paths. And this is an important distinction because communications networks are often designed around efficiency. Centralized systems allow millions of users to exchange information quickly and conveniently. Under normal conditions, they are remarkably effective. However, efficiency and resilience are not always the same thing.

A highly efficient system may also concentrate critical functions into relatively few points of control. If those points are disrupted, whether intentionally or accidentally, the effects can cascade rapidly across the entire network.

This principle extends far beyond internet service because the same concept applies to electrical grids, transportation systems, supply chains, and even organizational decision-making. Systems optimized for convenience often perform exceptionally well under ordinary conditions, but they may prove less adaptable when unexpected disruptions occur.

The Egyptian internet shutdown highlighted this vulnerability, and it also demonstrated something equally important about human behavior. That people rarely stop communicating simply because a preferred system becomes unavailable. Instead, they begin searching for alternatives.

For example, some individuals turned to landline telephones where they remained available. Others relied on face-to-face communication, local community networks, or informal methods of sharing information. Technically inclined users explored tools designed to bypass censorship and restore access to blocked information. One such example was Tor, a network designed to route internet traffic through volunteer-operated nodes around the world, making it more difficult for centralized censorship to prevent access to information. For some users, it provided one avenue for reconnecting with the broader internet despite local restrictions.

The specific technology is less important than the underlying principle which is, when one pathway closes, people begin looking for another. That observation lies at the heart of communications resilience because the goal is not to predict exactly how a future disruption will occur. Nor is it to assume that every disruption will resemble Egypt's experience because reality is that political unrest, natural disasters, cyberattacks, infrastructure failures, and severe weather all present different challenges.

The common lesson is that dependence on a single communications method creates unnecessary vulnerability. A resilient communications plan assumes that preferred systems may become unavailable, not because failure is inevitable, but because no system is immune to disruption.

Several years after the events in Egypt, another series of demonstrations would illustrate how rapidly communications technology had evolved. This time, rather than developing workarounds during the disruption itself, many participants already had access to decentralized tools specifically designed to communicate without relying entirely on traditional network infrastructure. That evolution would become one of the defining communications lessons of the 2014 Hong Kong protests.

Hong Kong and the Rise of Mesh Networking

Three years after the Egyptian internet shutdown, another movement would demonstrate how quickly communications technology had evolved.

In 2014, Hong Kong experienced a series of large-scale demonstrations that later became known as the Umbrella Movement, or Umbrella Revolution. The protests were prompted by proposed electoral reforms, but like Egypt, the broader political issues are beyond the scope of this discussion. What makes the Hong Kong demonstrations noteworthy from a communications perspective is not the cause of the protests, but the methods people used to continue exchanging information when they believed conventional communications might become unreliable or restricted.

Unlike the early days of the Arab Spring, the participants in Hong Kong entered the demonstrations with the benefit of several years of technological development and hard-earned lessons from previous events around the world. They understood that centralized communications systems could become points of vulnerability. More importantly, they began exploring ways to reduce that dependence before widespread disruptions occurred.

One of the technologies that attracted considerable attention during the demonstrations was a mobile application called FireChat. Although often described as a messaging application, its significance was not the software itself. Rather, it introduced many people to the broader concept of peer-to-peer communication.

Under normal circumstances, a text message travels through multiple layers of infrastructure before reaching its destination. A message is transmitted from one mobile device to a cellular tower, routed through carrier networks, processed by centralized servers, and eventually delivered to another device. This architecture is efficient and highly scalable, but it assumes the supporting infrastructure remains available.

Peer-to-peer networking approaches the problem differently. Instead of requiring every message to pass through centralized infrastructure, nearby devices communicate directly with one another. Each participating device becomes part of the network itself, passing information between neighboring devices until messages eventually reach their intended recipients. Rather than relying entirely on distant servers, communication becomes distributed across the users themselves. This concept is commonly referred to as a mesh network. Instead of information flowing through a small number of centralized pathways, the network resembles an interconnected web. Each participating node contributes to the overall system, creating multiple possible routes for information to travel.

The result is not a perfect communications system, and mesh networks have limitations. For example, range is constrained by the distance between participating devices. Network performance depends on the number of users and their geographic distribution. Messages may take longer to propagate than they would across conventional infrastructure, and bandwidth is generally far lower than modern cellular networks.

Yet these limitations also reveal an important strength, that a mesh network does not require every participant to have direct access to the internet, and it does not depend on a single cellular tower. Additionally, it does not require every message to pass through a centralized data center. Instead, it relies upon cooperation among the participating nodes.

This represents a fundamentally different philosophy of communication because traditional telecommunications networks are centralized by design. They achieve remarkable performance because they concentrate enormous resources into carefully managed infrastructure. Mesh networks, by contrast, distribute responsibility across the network itself. No single device is responsible for carrying every message. Each participant contributes a small piece to the overall capability. For communications planners, that distinction is worth understanding because resilience is often achieved not by making one component stronger, but by eliminating unnecessary dependence on any single component altogether.

The Hong Kong demonstrations helped introduce many outside the technical community to this concept. News coverage frequently highlighted FireChat because it represented an accessible example of decentralized communication operating alongside more traditional methods. Although later analysis suggested that its practical effectiveness during the protests was more limited than early reports sometimes implied, but the broader lesson remained valuable. The demonstrations showed that people were actively exploring communications systems designed to continue functioning even when centralized infrastructure became uncertain.

That idea has continued to evolve, and today decentralized communications are no longer limited to experimental smartphone applications developed for specific events. Open-source projects, inexpensive hardware, and active developer communities have made mesh networking accessible to amateur radio operators, preparedness-minded individuals, outdoor enthusiasts, and anyone interested in learning how communications can function independently of traditional telecommunications infrastructure.

One of the most mature examples of that evolution is Meshtastic; a project that demonstrates how the principles of decentralized communications can be applied using inexpensive radio hardware and modern open-source software.

Mesh Networks Beyond the Headlines

The examples from Egypt and Hong Kong demonstrate an important principle, but they also raise an obvious question. Can ordinary people build alternative communications systems of their own?

Until relatively recently, the answer would have required specialized equipment, considerable technical expertise, or access to commercial infrastructure. Today, however, developments in open-source software and inexpensive radio hardware have made decentralized communications far more accessible than they once were. One of the most promising examples is Meshtastic.

Meshtastic is an open-source project that combines inexpensive LoRa (Long Range) radios with modern software to create an off-grid messaging network. Unlike conventional text messaging, which depends on cellular infrastructure, Meshtastic devices communicate directly with one another using low-power radio transmissions. Each device can automatically relay messages from neighboring devices, extending the reach of the network as additional participants join.

This approach illustrates an important distinction, that a mesh network is not designed to replace the internet. It is designed to continue functioning when the internet is unavailable, unreliable, or simply unnecessary. And for preparedness-minded individuals, this represents a different way of thinking about communications. Rather than assuming every message must travel through a commercial telecommunications provider, mesh networking asks a different question, "can we create a communications path using only the resources immediately available to us?"

That question aligns closely with one of the recurring themes throughout Signal in the Storm, that capability is often built by reducing unnecessary dependencies rather than continually adding new ones.

Like any communications system, Meshtastic has strengths and limitations. LoRa radios are designed for exceptionally low power consumption and efficient transmission over relatively long distances. They are not intended for voice communication, high-speed data transfers, or streaming media. Instead, they excel at short text messages, location sharing, and exchanging small amounts of information with remarkable efficiency.

For many preparedness scenarios, that distinction matters because during an emergency, the most valuable message is rarely a photograph or a lengthy document.

It is often something much simpler.

Short, reliable messages often carry the greatest value when information is scarce.

Several years ago, I decided to build two Meshtastic nodes using LILYGO T-Beam development boards. The project required flashing the firmware onto each device, installing the appropriate drivers, pairing the radios with Android devices, and learning how the software managed routing and message propagation. While the documentation initially appeared intimidating, the process proved far more approachable than I expected. Like many technical projects, the greatest obstacle was not complexity itself, but simply becoming familiar with a new system.

That experience reinforced another lesson that extends well beyond mesh networking, in that many communications technologies appear difficult from a distance. The unfamiliar vocabulary, hardware options, and configuration procedures can create the impression that specialized expertise is required before meaningful progress can be made. In reality, most systems become much more understandable once they are approached one step at a time. The objective is not to master every technical detail before getting started, it is to begin learning.

This principle has remained remarkably consistent across amateur radio, digital communications, and preparedness planning. Confidence rarely appears before experience, and more often, it develops because of experience.

At the same time, it is important to avoid viewing any single technology as a universal solution; mesh networking is another tool. It does not replace amateur radio, it does not replace GMRS, and it does not replace satellite communications, cellular networks, or face-to-face communication. Each system occupies its own place within a broader communications strategy, and this is perhaps the most valuable lesson that projects like Meshtastic offer.

Their significance is not merely that they allow people to exchange messages without cellular service, it is that they encourage us to think differently about communications architecture itself. Rather than asking, "which radio should I buy?" or "which application should I install?" they encourage a more useful question, "how many independent ways can I communicate if my preferred method is no longer available?"

That subtle shift, from focusing on individual devices, to thinking in terms of interconnected systems is one of the defining characteristics of resilient communications planning. Because technology continues to evolve, new hardware will emerge, software will improve, and today's platforms will eventually be replaced by something better. Those changes are inevitable, but the underlying principle, however, is unlikely to change, in that resilient communications are built by creating multiple paths for information to travel. While the specific tools may evolve, the need for alternative paths does not.

Building Communications Resilience

The examples discussed throughout this article span different countries, different technologies, and different circumstances. Yet they all point toward the same conclusion, that communications resilience is not created by finding a single system that never fails. It is created by recognizing that every system has limitations and preparing accordingly.

One of the most common mistakes people make when developing a communications plan is searching for a universal solution. The assumption is understandable because modern technology has conditioned us to expect that there is one application, one radio, or one service capable of meeting every need. But communications rarely work that way because every method involves tradeoffs.

Cellular networks offer tremendous convenience and wide coverage, but they depend on commercial infrastructure that remains outside your control. Amateur radio provides independence from that infrastructure, but it requires planning, licensing, and compatible equipment on both ends of the conversation. Satellite communicators extend communications into remote areas, yet they introduce additional costs, and rely on orbital systems that serve a different purpose than terrestrial networks. Mesh networks allow devices to exchange information without conventional internet access, but they require participating nodes and function best when users understand both their capabilities and their limitations.

None of these systems is inherently superior to the others because each solves a different problem. This is why resilient communications planning begins by asking a different question. Rather than asking, "what is the best communications system?" ask instead, "what communications problem am I trying to solve?"

That change in perspective shifts the conversation away from equipment and toward capability. For example, a family trying to coordinate during a regional power outage faces different communications challenges than a volunteer supporting a community event. A hiker traveling through remote terrain has different needs than someone preparing for a winter storm at home. The environment, the distance involved, the number of participants, and the expected duration of an event all influence which communications methods are most appropriate, and planning should reflect those realities.

Throughout Signal in the Storm, we have emphasized the importance of layered systems, and communications should be approached in much the same way. Because a layered communications plan recognizes that different tools complement one another. A cellular phone may remain the primary means of communication during normal daily life because it is fast, familiar, and widely available. GMRS radios may provide neighborhood coordination when cellular service becomes congested. Amateur radio may extend communications across a wider geographic area when local infrastructure is degraded. Mesh networking may provide localized text messaging where internet connectivity is unavailable. In some situations, predetermined meeting locations and written communications plans may prove just as valuable as any electronic device.

Each layer strengthens the others, and if one method becomes unavailable, another may still function. The objective is not redundancy for its own sake, it is continuity. Planning alone, however, is insufficient because communications plans must also be exercised. One of the recurring themes throughout any area of communications has been that capability is developed through practice rather than assumption. The same principle applies here. For example, radios that remain in storage, batteries that are never tested, frequencies that are never used, and procedures that are never rehearsed all create a false sense of preparedness.

One of the takeaways here is that practice reveals weaknesses that planning alone cannot identify. Because it exposes coverage gaps, equipment limitations, battery life, programming errors, and unrealistic assumptions about how people actually communicate under stress. More importantly, practice builds familiarity. When equipment becomes second nature during ordinary conditions, it is far more likely to be used effectively when circumstances become less forgiving.

Finally, resilient communications require adaptability. No communications plan survives every circumstance exactly as written. Equipment fails, conditions change, infrastructure evolves, and new technologies emerge while older ones gradually disappear. The most capable communicators understand that resilience does not come from preserving a single method indefinitely. It comes from understanding the principles behind those methods well enough to adapt when circumstances change. Because technology will continue to evolve, the names of today's applications and devices may eventually be forgotten, but the principles of redundancy, planning, practice, and adaptability will remain. Those principles, not any particular radio, application, or network form the foundation of resilient communications.

Conclusion: Adaptation Is the Real Capability

Napoleon observed that "the secret of war lies in the communications." More than two centuries later, the technologies have changed beyond anything he could have imagined, but the underlying principle remains remarkably familiar. That communication is more than the exchange of information. It is how families reconnect after disasters, it is how communities coordinate resources when normal routines are disrupted, how responders organize relief efforts, how neighbors check on one another, and how uncertainty gradually gives way to understanding. While the specific tools may change, but the human need to communicate does not. The examples discussed throughout this article illustrate that point from different perspectives.

In Egypt, interruptions to centralized communications infrastructure did not eliminate the public's need for information. Instead, they revealed how deeply modern societies depend upon systems that most people rarely think about until they become unavailable.

In Hong Kong, participants demonstrated that communication does not have to rely exclusively on centralized infrastructure. New approaches to peer-to-peer networking and mesh communications showed that alternative paths could be created when circumstances required them.

Projects such as Meshtastic represent another step in that continuing evolution. They remind us that resilient communications are no longer reserved for governments, large organizations, or commercial providers. Increasingly, individuals, families, and local communities have access to tools that allow them to build communications capability for themselves.

Yet technology is only part of the story. The more enduring lesson is that resilience has always been a human characteristic before it became a technical one, in that people adapt, they improvise, and they learn. And when familiar systems fail, they look for another way forward.

That observation extends well beyond communications. It applies equally to preparedness, leadership, and decision-making under uncertain conditions. The objective is not to predict every disruption that might occur, nor is it to own every available piece of equipment. Such goals are neither practical nor realistic. Instead, the objective is to cultivate the habits that make adaptation possible thoughtful planning, continuous learning, regular practice, and the willingness to reassess assumptions when circumstances change.

The communications methods discussed in this article should therefore be viewed as complementary rather than competitive. Cellular networks, amateur radio, GMRS, satellite communicators, mesh networking, and even face-to-face conversation all occupy different places within a broader communications strategy. Each has strengths as well as limitations. Understanding those strengths and limitations allows us to build systems that are more flexible than any individual component.

Ultimately, resilient communications are not defined by any single radio, application, or network. They are defined by the ability to continue communicating when preferred methods are no longer available, and that is the capability worth developing.

"Survival is about resilience, to move on and on, to overcome difficult situations and come back again."

— Selco Begovic

Those words capture an idea that extends beyond survival itself. That resilience is not measured by avoiding every hardship, it is measured by our ability to adapt when hardship inevitably arrives.

Communications are no different because technology will continue to evolve, networks will become faster, devices will become smaller, and new platforms will replace those that came before them. But the need for resilient communicators, however, is unlikely to disappear.

If there is a lasting lesson to be drawn from the events discussed here, it is not that one particular technology is superior to another. It is that the most capable communicators are those who understand that every system has limits, and who prepare for those limits before they are tested.

—PCG