Not what it seems
He says in the captions of the video itself that he's using "... ADosBox which is available on the Play store". So what he's done is load an app onto the watch, then load a Win95 vhd (probably downloaded neat off the internet) onto that, probably using the app's own UI.
Interesting exercise, and points for originality, but hardly the display of virtuoso hacking you're making it out to be. Even for a sixteen year old.
I'm not dissin', just sayin'.
Biting the hand that feeds IT
