I rode a two speed kickback bicycle similar (operationally) to this for about a decade. It was the lowest maintenance bike I’ve ever owned, but the gearing was inside the rear hub and it only had a single chain. I can’t imagine that the mechanism being outside improves that.
I work for a major US bank. We use AI for a lot of stuff, but not for determining if someone should be allowed to open an account.
Banking is a heavily regulated industry and there are federal “know your customer” rules that we abide by. They exist for a variety of reasons which mostly all boil down to anti-money laundering.