What Do Users Do When the Lights Go Out?

On April 28, 2025, a cascading power failure struck the Iberian Peninsula. For several hours, 55 million people were disconnected from electricity. Hospitals switched to emergency power. Traffic lights went dark. Heating systems failed. Radio towers powered down.

In the chaos, what did people do? They reached for their phones. They sought information from digital media. And the insights we gleaned from traffic patterns during that blackout tell a compelling story about human behavior during crisis.

The Knowledge Curve: Traffic Surge After the Incident

The blackout began shortly after noon. Within minutes, people realized it wasn't a local outage.

At 12:40 PM—approximately 7 minutes after the blackout started—traffic to news websites spiked dramatically. People were searching for answers: What's happening? Is the power coming back? How bad is this?

The traffic surge continued for 30 minutes, reaching peak capacity on many news and information platforms. Then, around 1:10 PM, the surge began a gradual decline.

But the story doesn't end there.

Around 4:00 PM—as mobile antennas began failing due to depleted backup batteries—the second wave hit. Internet connectivity became spotty. People couldn't reach news websites, so traffic declined further. The blackout seemed more complete, more hopeless.

Then, starting at 7:00 PM, power was gradually restored to parts of the region. Traffic surged again as people came back online, hungry for updates and information. The third wave continued through the evening as people checked news, communicated with loved ones, and sought reassurance that normalcy was returning.

By day's end, a fourth surge occurred as evening news broadcasts pulled massive audiences seeking comprehensive coverage of the incident.

Not Everything Shuts Down: Traffic from Abroad Continues

One remarkable finding: even when traffic from the Iberian Peninsula dropped to its lowest point (around 4:00 PM), traffic from other countries continued unabated. People outside the affected region were actively consuming news about the blackout.

This reveals something crucial: in our connected world, a regional crisis becomes a global information event. International audiences view this as major news. Media platforms serving Spain, Portugal, and European audiences experience sustained demand regardless of the local situation.

The implication for infrastructure planning: you can't assume that local outages correlate with local traffic reductions. Traffic from abroad may actually increase during a crisis as international audiences seek details.

Digital Media Is Essential During Critical Moments

During the blackout, radio had the greatest reach—it doesn't require internet connectivity. But radio stations can only broadcast so much information. And people increasingly expect to supplement radio coverage with digital sources for deeper context, social media updates, and detailed reporting.

The numbers tell the story:

• 40-50% traffic increases at specific times (compared to typical daily patterns)
• Peak surge lasting 30+ minutes early in the incident
• Multiple resurgence waves as infrastructure recovered
• International traffic volume sustained throughout

These aren't edge cases. This is how modern society consumes critical information during emergencies.

The importance of robust, resilient infrastructure cannot be overstated. When the lights go out:

• People desperately need reliable information channels
• Infrastructure failures don't eliminate demand—they spike it
• Platforms that stay online become critical to public safety and emergency response
• Your site's availability during a crisis is a matter of public trust

The Case for Edge Computing and Distributed Infrastructure

At Transparent Edge, we work precisely for that: ensuring information continues flowing when traditional infrastructure fails. Our platform is:

• Geographically distributed: if one data center fails, traffic automatically routes to backup nodes
• Cached at the edge: critical content is replicated across multiple regions, so even if your origin goes down, cached content remains available
• DDoS-protected: during crises, panic-driven traffic spikes can look like attacks. Our filtering ensures legitimate traffic gets through
• GDPR-compliant: all data remains within European jurisdiction, respecting sovereignty
• Resilient by design: the Transparent Edge platform automatically handles failover, ensuring your service stays online

The Iberian blackout was a sobering reminder: disasters happen. Pandemics spread. Infrastructure fails. When crisis strikes, the platforms that stay online are the ones people trust. The platforms that provide reliable information are the ones that matter.

Make sure yours is one of them.