They are built, at least one in Phoenix:

> As of 2025, the first fab has been completed and is producing four-nanometer (nm) chips.

One is built, OP said 10.

	▲	Orygin 3 hours ago \| parent \| next [-]
		Gotta start somewhere. Plus foxconn only abandoned 1 DC build out during Covid, a bit different from TSMC investing billions to build multiple, of which they already built 1.
	▲	cyanydeez 3 hours ago \| parent \| prev [-]
		[flagged]