This is great - bookmarked!
I've connected my casio midi keyboard to it, hope it will help me with getting the right key of a song (I can work out a tune already, but sometimes in the wrong key)
It's like their 'HTML5' browser (on either the wii or wiiu) so slow! The thing is the Wii U specs could have run at least some version of Chrome... I don't think it's hardware accelerated in anyway - prehaps to stop html5 games interfering with 3rd party games maybe?