as better alternative for these formats or is this just xkcd for package formats

It can be both. But in this case I see they reuse system libraries, which goes against the idea of ending dependency hell. Apart from that, I don't see any advantage with respect to snap or flatpak.

Why do you need a fediverse for this? The issue with the media isn't where to host things, it's how to pay your writers.

Tried it for a bit, seems to be Arch-based, but pacman wasn't installed. And it's very much an alpha.

Also, there's a warning if you don't have 40GB free. That hurt.