I've successfully installed Debian Jessie (and previously Ubuntu 13.04) on my Kobo Touch e-book reader. Almost all apps are running (games, utils, etc). To do it I needed to: repartition original SD card (I replaced it with bigger one)make following changes in kernel's source code:for eInk driver - enable autoupdate (MMU is used to detect which part of the screen have changed and needs update)for