thats the problem with archmobile, the lack of packages, Im working on the keyboard issue, I'm out of guard tomorrow so i can take my time to fix that.

Also I spoke with a plgubox developer about the Xephyr and gcc problem, he told me that in few weeks they are going to relase a new update repository fixing those troubles, so with that we could have a better arch build system and aslo a lot more packages, and the possibility of build packages from aur