I super optimistically did a dirty flash from official 20 with mtg 13 to unofficial 21 (build in gapps) a few weeks back - and that worked just fine.
 
	I super optimistically did a dirty flash from unofficial 21 (build in gapps) to official 21 with mtg 14 just now - and that worked just fine too!!!
 
	(both with adb and fastboot)
 
	 
	That is just awesome guys!
 
	Though no keyboards layout setting at all, as far as I can find. Only the pro1 qwertY/qwertZ setting my bad, they are there 
	 
	You can still only select ONE, no Ctrl+Space swapping (as we had on e.g. 20.0), but with a lit