You will really learn a lot from this book, if you have an Apple TV 4.
I compared iTunes and Plex on the Apple TV. I became a Plex convert, at least for videos.
That one long line of text makes password entry on the new Apple TV quite painful. But here’s a better way.
It’s easy to take screenshots of the Apple TV, if you have the right hardware.
While you can get stuff from the cloud, you can still use your iTunes library as a source for the new Apple TV.