The Windows Azure “One-Pager”

Of all the articles I’ve seen offering an introduction to cloud computing, I think this one has done the best job thus far:

http://arstechnica.com/microsoft/guides/2010/06/microsoft-azure-for-nubcakes.ars

Compares and contrasts the various vendor cloud offerings: Azure, EC2, etc., along with the different storage models that each of them use.