Got an iPad 2? Then get these apps. Each one takes advantage of at least one of the tablet's new features: faster processor, built-in gyroscope, dual cameras, etc. <br><br>And while you're at it, be sure to check out <a href="http://reviews.cnet.com/8301-31747_7-20042192-243.html">10 must-have apps for iPad 2 owners</a>. They're not necessarily iPad 2-optimized, but they're awesome just the same.