The new BlackBerry Curve 8520 is easy on the wallet as the company tries to venture out in the mainstream market. The phone looks similar to the BlackBerry models except for one new addition, that’s the track-pad. This replaces the mini-trackball which was standard featured on all BlackBerry models. Design and Looks The Curve 8520 stands at 109x60x13.9 mm and weighs 106 grams. The phone is completely made of plastic...