Separated at birth: Why Apple won't merge OS X and iOS

Ever since Apple introduced the iPhone, one argument that continually rears its ugly head is that the company must somehow find a way to merge its desktop and mobile operating systems into a single product. Most recently, one analyst has claimed that the folks from Cupertino are working on an "iAnywhere" operating system that would allow a special dock to turn a tablet into a full-fledged desktop computer destined for the professional-user market.