“I don’t understand why you’d run so many VMs can you can just run it on bare metal”

It’s fun! This is a hobby. It doesn’t have to be practical.

That looks like a router not a modem

Torrent V2 allows the creator to change the files in the torrent. They can replace good files with bad files etc. It’s not a perfect solution.

Yes, there’s a Jellyfin add-on that uses the API to index them as its own Jellyfin library.

Each channel is a show, each year is a season and every video/short/stream is an episode. It pulls the rich metadata from YouTube as well, so you get thumbnails, descriptions, etc.

I have stopped using Smarttube Next in favour of this.

Only downside is YouTube are great at throttling people doing this so I had to set my download speed to 750kbps to avoid throttling.

I use Tube Archivist to download videos from my subscriptions then watch them through Jellyfin.