I'm working on state channels now. Here's a post which talks about doing similar things in Bitcoin and referencing what I'm doing and others. I have trouble saying what can be done in Bitcoin, because I view it bitcoin script as busted chialisp and am not so interested in the details of how it's busted https://lists.linuxfoundation.org/pipermail/lightning-dev/2022-December/003788.html
This seems to have even less protections against cancellation hate mobs than Twitter does. Anyone can respond to anything. I'll remain quiet on my opinions about trans athletes and diversity mortgage programs.
@mcc Neat stuff. There are other puzzles which do that already and are generally much more elegant because they involve much smaller amounts of rotation as the pieces move