I'm sorry, but I would never give money to an open-source project through a VC-backed company that takes a 10% commission. I could maybe live with it if it was 0.5%, but heck I'll just find the maintainer and wire them the money somehow. Github Sponsorship takes 0% from private accounts. I could very much be wrong about this, but the whole thing feels like it's coming from the perspective of someone thinking "I've he…
Credit card fees alone were universally 2.9% + some cents last I checked.
It's interesting that GitHub takes 0%, but that's clearly subsidized by something and I'd like to know what before I sign up to that ("clearly," because of transaction fees they're paying).
10% is a reasonable cut if they can help maintainers get from $0 to $1 and beyond.