The vast majority of users are going to come back (if they ever left), because there's really nowhere else for them to go.
The news cycle is going to move to something else in a couple of weeks, and this whole fiasco is going to be just yet another obscure footnote in internet history.
While true, I think this has killed a lot of goodwill from moderators and power users who will just wait for a viable alternative then instantly jump ship
Alternatives that you just know are being worked on right now
(/s, but only halfway.)