Wii HD is coming this year, says Pachter >_

[NJ5]

If he means an upgrade to the hardware to render games in HD, he could be right (though I still think it's quite unlikely).

If he means an entirely new console (which is what I believe he meant since the beginning), well...

EDIT - Yeah, he meant the latter:

http://www.escapistmagazine.com/news/view/92800-Wii-HD-Could-Crush-PS3-Comeback-Says-Pachter