I think we really should adopt the name "X". Because Musk took Twitter and turned it into something else, which is not the old Twitter anymore. So giving it a different name is fitting. That said, I don't necessarily like the name "X".
There was plenty of shit there, but it was the best way to get real-time updates on big news events, as plenty official accounts used it as their primary site.
Is it? Live streaming got more popular and is supported by major platforms; discord and related communities are more accessible; the pandemic taught everyone group chats and video calls; the list goes on.