superchunk on 18 November 2013
Only freezing was an issue at launch and first quarter of this year. Software updates fixed that.
Have you failed to update your Wii U?
Beyond some rare freezes in December 2012 ~ February 2013, it has been a perfect working machine.
You can see my game list in sig if you want to know what I've been playing and it gets played almost daily by my family.
