Want to know which products are going to be making the biggest waves in 2010? Well, here are my picks for the hottest innovations to watch. A few of them such as Kayak have been playing in the small-time for a while but are expected to make a big push next year. Others such as iTunes TV are only rumors so far, but if true, will make big news. While Foursquare and Eventbrite are relatively well kno
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