All Gamecube related. Obviously they know what they're doing in the GBA department.
#1 - Releaseing mario Sunshine with the worst camera angles ever frigging thought of
#2 - Removing 2 dungeons from wind waker because "It was getting too big, and we wanted kids to be able to finish it too"
#3 - Final Fantasy Origins - Made by Nintendo. Not Square. Nintendo. Yes. An RPG made by Nintendo, what? Nintendo's RPG'S Suck? oh. I hadn't noticed.
#4 - Charging an arm and your first born son's leg for liscensing<sp> fee's for third party develoiper
#5 - The "C" Stick. You can't even MAKE a good camera angle, why make a stick to control it?
#6 - Saying your system is not ONLY for kids, then using the word sunshine in your flagship game, and showing cartoony pics of Link
#7 - Maybe the biggest mistake. Letting Miyamoto supervise/approve instead of MAKING the games.
#8 - On...line? Broad...what? like through a phone wire? or Cable? With other people? I don't get it.
#9 - Again. RPG's? Japanese people like RPG's? Japan influences the rest of the world as far as videogames? RPG's? Those are like... ummmm for grown ups right? Wait, is this like Pokemon? Cuz we have that!