As a professional YouTuber, the main issue I instantly see with this is the lack of monetization. I think people who don't make videos for a living severely underestimate how expensive it is to produce high-quality videos people want to watch. This isn't like writing a tweet or even posting a picture on Instagram. Even a decent 20-minute video can easily take 40 man-hours of high-skilled labor. I have a pretty small…
As a computer user I see that as the main advantage
No third party intermediary
No advertising
Computer users need peer-to-peer options for sharing video with each other that do not use third party advertising companies, e.g., posing as "search engine" or "social media", to transfer the bits
Whether PeerTube works well, I do not know. I know that overlay networks I have tested work well enough