Hardware that can be manufactured on larger nodes can't really be stopped, and the (black) market for both old and new free hardware will be big, considering all the things that will inevitably be banned. As always, don't comply in advance
The fact that there will be a signal implying a user is an adult will give all sorts of bad actors plausible deniability, perhaps even legal protection, for exploiting children, who will of course be bypassing it
They say their students are in the top 1% but that probably had more to do with the fact that tuition is $40,000 and so only Rich kids go, who always do well
Floppy disks