...for now. It's a proprietary, centralised service, so there's pretty much _nothing_ stopping it from doing that in the future ("money left on the table" and all that).
I think for now, the fediverse seems to be the most sustainable alternative to modern social media.
Not entirely. The entire front end is a single JS block, so anyone can re use, but I also am making the entire API endpoints I made open and just working on the documentation now.