For years, energy sat in the background of enterprise IT planning. Costs were stable enough that most leaders didn’t treat power as a first-order constraint. You planned for servers, storage, networking, and software; energy rarely changed the math. AI breaks that model. In recent years, AI conversations centered on the question: can you get the GPUs? Initially, supply chain constraints made GPUs the visible bottleneck, and enterprises responded by securing capacity wherever they could find it.