Yes, datacentres can be reused for other purposes but dark fibre didn't save the telecom bubble and the utility of train tracks didn't save the railway bubble.
Sure, the next step is complete regression to feudalism, but they aren't thinking that far ahead, they just want to take every job in existence that isn't physically turning a proverbial wrench.
Especially after seeing what the “learn to code” movement has brought people into, I can’t imagine those people will just roll over and peacefully enter homeless encampments..
They're largely the ones voting for this.