Maybe it's less about the money and more about signalling to foreign adversaries. "We're prepared to weaponize AI, so you should tread lightly." Everyone knows that in case of war those millions could turn into billions overnight. It's like a cowboy flashing his gun. It says he will use it.

they're prepared to deploy reams of incoherent code? Gosh

I've worked with VCs that refereed to deals like these as "mouse nuts".