Samsung Behold II Android smartphone review for T-mobile USA

The Behold II is the second Android-powered smartphone that Samsung has made available in the United States, and the first for T-Mobile USA. While the Samsung Moment for Sprint was a fairly vanilla implementation of Android, Samsung has put a lot of work into getting its TouchWiz 2.0 user interface onto Android for the Behold II. The question is, does TouchWiz add anything to Android?
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