Pinlo's XyberPro 2 for iPad 2 ($40) is unique in that it's a two piece case with parts that allow for a number of different configurations. XyberPro 2 is composed of a hard plastic "X" shaped piece and a soft TPU shell. The X is meant to serve as a protector on the back at all times, while the shell actually fits on both the front and back of the iPad 2; naturally, the back makes the most sense. When in place on the iPad 2's back, the shell is very…