What's wrong with CQRS?

If you’re reading this I suppose we can assume you already know what CQRS (by Greg Young) is. Quite likely you may have already been hooked by the idea. Presumably you’ve watched Greg’s videos (http://youtu.be/KXqrBySgX-s), you’ve read Udi Dahan’s clarification (http://www.udidahan.com/2009/12/09/clarified-cqrs/) or at last but not least - you’…