The federated model, absent the “just add targeted ads” panacea, pushes us to rethink constraints like disk space and bandwidth and moderator capacity, and to build things that are much more frugal with those resources than the centralized, highly-capitalized hegemons.
What stuff can we build to help each other, that we can run on our “universal basic hosted servers”?
(This thought brought to you by inspiration from @dansup continuing to tinker with cool things)