And again (you didn't make that argument, just for completeness' sake): Military applications aren't affected anyway. They can train on whatever they want as long as the products stay in the military and do not compete with writers and artists etc.

quite how this is worse than what zuckerberg or elon want I really don't know

If a few states adopt more stringent rules, US-based companies will likely have an easier time meeting them than foreign companies. Don't you think Facebook and Google helped shape the CCPA to make compliance easier for them, perhaps to the detriment of foreign competition?