If you want to run mainline Linux out of principle, I totally respect that. 👍
But, on the practical side: what do you think you would miss if you ran your favourite GNU distro in a container of Android, Sailfish or UBTouch, as proposed by @matf-kabouik or @Rob. S.?
Many think of an Android/Lineage chroot or an UBTouch/Sailfish LXC as an "emulator" or a "virtual machine", and therefore have the gut feeling that any software installed in such environments would not be "really" running on their phone. That its speed of execution would be slower compared to the "host OS". That it would s