> As carrying the transformer prime & controller around is no more convenient than a > laptop, surely you mean anyone unlucky enough to only have a transformer prime?
I currently see myself buying an iCade at some point to play MAME sort of properly. But your right, it's easier to play MAME with a laptop by a huge margin on it's own.
Having said that, the Prime offers great tablet gaming if you play the appropriate games. Riptide GP springs to mind.