The Self-Hosting Math Changed While We Were Still Arguing About Sovereignty

Global AI spending is forecast to hit $2.59 trillion by the end of the year, up 47% from 2025, with infrastructure the single largest line in that number. Underneath most of it sits one decision, repeated per workload: rent the serving or own it. That was always a portfolio question rather than a doctrinal one, and the portfolio was drawn by economics.