I never thought about it before but I use upstream and downstream without much though. For my personal devices and containers I use Fedora but when it comes to servers and VMs I use Debian for its stable nature.
I also run Linux mint in my homelab with pcie pass though so it functions like a normal desktop.
No in fact that’s a violation of the GPLv69 and Richard Stallman is going to come to your house and format your hard drive