If we imagine a true computing cloud, a virtual data center with a million or more host systems linked in some way, with literally trillions of bytes of online storage, where is the information we're looking for? Today, that place is usually a data center somewhere, a fixed location with a fixed address, but would it have to be? It doesn't matter as long as the "cloud" can somehow find it, somehow get some processing and information storage linked to our information needs.
Written by Tom Nolle
Full Story: http://www.internetevolution.com/author.asp?section_id=561&doc_id=152561