Markets are not pricing that reality. Investors still treat the AI build-out as marginal cloud spend or another overhyped software cycle. They debate whether Big Tech is “exhausting its available capital” or whether capex “must mean revert,” as if infrastructure were optional and competition courteous. They are using valuation models from the wrong century for the wrong game.

Historians are likely to regard Donald Trump’s presidency as a pivot—as significant as any in U.S. history comparable to the Jacksonian turn, the New Deal, or the Reagan Revolution. Yet Wall Street remains strangely somnolent, pricing in neither the durability nor the depth of what is unfolding.