On April 28, 2025, Spain experienced a massive power outage that brought the country to a standstill, impacting transportation networks, communication systems, and daily life. The incident shed light on the vulnerabilities of traditional overhead electrified rail systems, prompting a reevaluation of Spain's rail infrastructure. The concept of hydrail, or hydrogen-powered rail, emerged as a promising alternative that could revolutionize the country's transportation sector. The article discusses how hydrail technology, which stores energy onboard in the form of hydrogen, offers a more resilient and flexible solution for rail transport, eliminating the dependence on external power lines and grid infrastructure. Spain's early exploration of hydrail, dating back to the early 2000s, positions the country as a potential leader in high-speed hydrogen-powered rail systems. The rising cost of copper, a key component in traditional electrified rail systems, is identified as a significant factor driving the transition towards hydrail technology. This transition is further supported by the unique advantage of hydrail systems requiring less copper, contributing to cost savings and sustainability in rail infrastructure projects. Experts predict that the global push for electrification, coupled with the challenges of copper scarcity and maintenance costs, will accelerate the adoption of hydrogen-powered rail systems like hydrail. By salvaging copper from existing electrified rail corridors, the financing of the switch to hydrail could be facilitated, paving the way for a more efficient and eco-friendly future for rail transport. The article underscores the potential of hydrail to enhance energy diversification, resilience, and sustainability in Spain's transportation sector, signaling a positive shift towards embracing innovative technologies for a greener future.