I've found the MiSTer community to generally be pretty helpful, but there are definitely exceptions. The fact that its a project that aims to perfectly match the behavior of the original hardware leads to some strange arguments.
Also, vpype (https://github.com/abey79/vpype) isn't specifically a tool for vectorizing images, but its incredibly useful for preparing vector files for plotting.
This game plays so well, I really like it. I've sucked at TGM and nullpomino for years and I'm looking forward to sucking at this now. Thanks for posting the video, it can be hard to believe how good some people are at tetris.
It was funny to see how they responded to losing their NFTs by being tricked on discord: they contacted the centralized storefronts (rarible, opensea) to have them marked as stolen.