[Ijumfs]

It would solve all of them, because people would control their own video. Unless you're defining the "problem" Youtube solves as "Google gets revenue and then shares it back to some degree."

If Pewdiepie switched to Peertube, that would be a problem for Google. But probably not for Felix.

[ehsankia]

You don't have to look very far. This very thread is about an "ad-free, open-source Android YouTube client". How would P2P change anything about ads being shown?