… and aren’t necessarily great for everyone. They cause a substantial number of people to feel nauseous.

If these achieve a similar effect without the downsides, then that’s both new and interesting.

That’s a pretty dumb comparison. Are you suggesting that people who create stuff used to train AI are obligated to provide that education for free? People who create books/educational aids for teachers to use in classrooms still demand to be paid for that. Teachers are paid for delivering that education. The kids don’t pay the teachers, as a society we tax people because education benefits us all, but the teachers are still paid (not enough!)