You make it sound like rooting is a simple opt-in. It is not. It is not possible on every phone, requires technical expertise, risks bricking your device, you will likely loose firmware update support, various apps (like banking apps) will stop working. It is a tough choice.

Good job me never ever having bought any books on amazon. I go out of my way to buy them DRM free. Good old Paperwhite Gen 1 still going strong here.

Get the management behind bars. No mercy with criminal firms.

The question is: is LibreOfrice now as dead as LibreOffice is? How significant are the contributions by Collabora?

If you have an old phone or a tablet at home, you can even skip the server step since you already have an always online, low energy consumption device running anyway.