I realize that this may sound rather stupid, but I think it's funny, so what the hell;
If you ever get BT LE support working on the Wii U, do you think it'd be possible to connect to, say, a Sphero Mini, and use it for left stick input by tilting it?
If you ever get BT LE support working on the Wii U, do you think it'd be possible to connect to, say, a Sphero Mini, and use it for left stick input by tilting it?