Most people imagine artificial intelligence as something floating invisibly across the internet — distributed everywhere, available anytime, almost magical in its reach. But the reality is far more physical. AI increasingly depends on a relatively small number of extraordinarily large and extraordinarily expensive computing centers. Vast buildings filled with specialized processors, cooling systems, backup power systems, networking equipment, and enough electricity consumption to rival small cities. Behind every chatbot, image generator, recommendation engine, autonomous system, or AI “agent” quietly coordinating schedules, purchases, logistics, or data analysis is infrastructure that is surprisingly concentrated. That concentration may become one of the defining technology risks of the next decade. Not because the systems are evil. Not because machines suddenly become self-aware. But because modern society rarely handles concentration…