runuser -l mysql -c
Mount access to the anybody http://superuser.com/questions/175987/how-can-i-automatically-set-write-permissions-on-mounting-a-usb-drive-in-linux
sudo mount -o umask=0,uid=nobody,gid=nobody /dev/something /mnt/somewhere
awebb | xpra is like screen or tmux for X, with ssh or tcp support