Given the level of technological proficiency of people interested in this project, why Patreon tough? A platform that carries all the fees back to the person you're trying to support and puts their own cut on top for basically hosting a few iframes? Is this really the best way to provide some monthly income? I

https://github.com/sponsors/marcan

I want people to pick whatever platform they are comfortable with, and Patreon is very popular, so I offer both. But yes, in principle GitHub sponsors should have lower overhead (I'll have to wait until I get income from both to see exactly how it works out after the intermediaries involved).