To answer directly, MAM is a great private tracker for many reasons, including their epub library. Bibliotik is supposed to be good but harder to get in.
In hindsight, that's what I'd go for. You could have audiobookshelf, tachiyomi or any of your favorite android reading apps. But the Kindle does what it does well, and for relatively cheap. Maybe in 5 years I'll reconsider, if my kindle ever dies!
In Smarttube, go into settings and link device or something similar (edit: remote control). On your phone, go into settings and link TV and input the code Smarttube will give you.
It acts more as a remote, you need to have Smarttube already opened. It's not perfect, it's a decent compromise.
Anyone else has cross-seed configured? I started the process, created the config.json and now I need to configure it. It would be useful to see how someone else set it up and why. I feel the provided explanations in the config file are just a notch too high than what my hobbyist mind can understand atm. Then there's direct client injection or autotorrent2 I still have to figure out.
For those curious, cross-seed allows you to take what you are seeding and find where else that torrent is and seed it there too, within a defined set of trackers. Perfect for sharin' ye booty, arr!
There are quite a few. In order of preference, I used/tried: