both companies notably ruined the internet in the 2010s by consolidating discourse then taking various steps to destroy the user experience and the feel of the communities for profit.
so, broadly, the web went from cozy, small hobby forums in the 90s and 00s, then with the 10s as a transitional period, the 20s being practically complete corporate control of online discourse.
it’s a bummer. but nothing lasts forever. where will we go next?
Although part of the difficulty is that if you’re coming from a centralised place like Reddit, Fediverse takes a bit to wrap your head around. Lemmy had a whole issue going for a while, where people logically flocked to the largest instance that they could find, possibly out of the misunderstanding that you had to pick and choose an instance.