AI suppliers' profits and signed demand distinguish this buildout from dotcom overcapacity. AI leaders rose 2.9x on 3.1x earnings growth versus 7.4x on 2.1x before 2000; cloud providers have $2.3T in signed backlog. Alphabet, Microsoft, Amazon and Meta could repay debt with about six months' cash flow, unlike 2008's leveraged banks. Micron has multiyear take-or-pay deals and ASML has orders years ahead. Memory profits are cyclical; TSMC, ASML and GE Vernova remain favored in AI's early innings. x.comÂ




