I think the Internet will persist, but the public spaces on the Internet will ba treated like people treat the tabloid magazines at the grocery store checkout. Unused and largely ridiculed.
I expect invite-only microcommunities will thrive though.
Something weird going on with this one. The repo has been archived with a pinned issue stating that PipePipe X is not a replacement of PipePipe and a README saying they are rethinking their direction?
The first one, specifically.