It proves the value of centralized search and discovery, but it says nothing about centralized hosting in moderation. There is probably quite a bit of value in

It proves the value of centralized search and discovery, but it says nothing about centralized hosting in moderation. There is probably quite a bit of value in a system where decentralized instances can volunteer to submit their own discovery database to a central search platform, and where individual users could opt in to being part of that database.