@mainframed767 they could, I suppose. At that point though, the majority of the peertube codebase is the opposite of helpful. The technical lift for streaming content for authenticated users from a centralized server certainly isn't blocking any would be youtube competitor.
@krupo @mainframed767 nebula.tv is another alternative slowly making headway. I don't know that any of them will really make a dent in youtube but they do apply pressure for it to keep improving which I consider a win.