it seems like one of the key defining principals of the fediverse is platform evolution - mastodon, bluesky, and lemmy are just going to be footnotes in history.
mastodon, bluesky, and lemmy are just going to be footnotes in history
Only if they squander their lead. So long as they innovate in ways befitting the fediverse form, they will probably maintain their position. That said, it seems to me like modular systems like bonfire will probably leapfrog the existing platforms pretty quickly.