--- On the other hand, if all you need is a pocketable device with desktop-linux experience on it : have a look at project pyra. It's designed to by a portable-gaming console, but it has Debian as a standard OS, should be supported by other ARM32 distros, and should start shipping in the near future. That should be a solution if you need LibreOffice or KDevelop on a device that fit is a (large) pocket.