Have u tried to hold the power button (the pvb) on the board instead of the one on the keyboard?
You just have to enter the Youtube HTML5 trial ( https://www.youtube.com/html5 ) and enable HTML5 viewing, since Chromium offers almost full...
try pithos, "sudo apt-get install pithos:armhf " and for youtube use the html5 player https://www.youtube.com/html5
If the arduino's cpu heats a lot it means that it's burnt. Anyhow have u tried to boot with all the sd? If no have u tried to remake the sd?
I think that if u can do it with raspberry u can do it also with udoo , although I havent seen a guide yet....
Well we ( me and extream96) used udoo quad and we can say that if u dont open for example lots of pages of chrome and arduino sketches it doesnt...
which kind of limitations?
A chinese guy worked on the face recognition and I think that he will update a video-guide on the site, soon. edit....
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