Australian Infrastructure Pivots on Single Telstra Connection

Telstra's five-hour mobile outage on 8 July 2026 halted trains, traffic lights, Eftpos payments and EV charging across Australia. The disruption exposed a structural vulnerability: traffic control, payment systems and charging stations rely on mobile connectivity without adequate fallback. These failures weren't telecom breakdowns—they were cascades of systems that outsourced a critical dependency to one carrier, amplifying a single point of failure no one explicitly designed.