>We all had supercomputers in our pockets.

You still do. There is no "AI movement" you need to participate in. You can grab a copy of SICP and a banged up ten year old thinkpad and compute away, your brain will thank you. It's like when people complain that culture is unaffordable because the newest Marvel movie tickets cost 50 bucks, go to the library or standardebooks.org, the entire Western canon is free