My friend Mark C. Metzger searched for the perfect iPad stand. In the process, he considered the Stabile from Thought Out, P2 from elago, the A-Frame from Griffin, and the Compass from Twelve South. If you are considering an iPad stand for yourself, you can read his findings here and let him know whether you agree.
Source: "In Search of the Perfect iPad Stand" by Mark C. Metzger, published at MILOfest.com.