We've seen the strong advance of centralised web services working on hyper-scalable web architectures over the last two decades ...

But federated and p2p services could serve the public better than these monopolies do in the long run.

Public ownership and control Federated diversity and democracy. Robust.

See also https://en.wikipedia.org/wiki/Fediverse

A sidebar annotating the web, like SideWiki should have been.

Social bookmarking, tagging, annotating and note sharing of the web in public or private groups, or just for yourself.

source and other projects at https://github.com/hypothesis - opensource (but alas, not copyleft)