setxkbmap -variant colemak us
xmodmap -e "keycode 66 = Control_L Control_L Control_L Control_L"
xmodmap -e "keycode 135 = Control_R Control_R Control_R Control_R"
setxkbmap -variant colemak us
xmodmap -e "keycode 66 = Control_L Control_L Control_L Control_L"
xmodmap -e "keycode 135 = Control_R Control_R Control_R Control_R"