The entire game industry is watching the release of Nintendo's Wii U. Will it be able to repeat the phenomenal success of the Wii at launch—a success that changed the entire game industry as other companies rushed to incorporate motion control into their own consoles? Of course, not all gamers are interested in the Wii U, or anything that comes out of Nintendo these days. Still, it's good for all of us that Nintendo is around. Here are a few reasons why Nintendo is good for gaming.