This article was written by John M Willis, and has a very different perspective than most of the blinkered, navel-gazing Web 2.0-type blogs.  Willis appears to have been around the block and gives a brief yet extremely informative explanation of the current state of “cloud computing”.

If you’re interested in putting the recent Google announcement into context, read this article.

http://www.johnmwillis.com/redmonk/demystifying-clouds/