this is true. having said that - i follow a peertube-based french outfit called blast (can't speak french, just look at the pictures). if i go to a different site (peertube.stream, liberta.vip) and look at a video, the streams are coming off video.blast-info.fr.
there's no question video is a huge resource suck, and that nobody would want to host a lot of other people's videos. i just wonder, if the model is federated indexes but owner-hosted video, i wonder if there's a use case that can work at scale.
i'd never heard of this concept! i have a disorganized stack of markdown files - notes, to-do and packing lists - that this looks ideal to tame