It is called "Architecture Strategies for Catching the Long Tail" and for me it is the best paper about this topic so far - and I like the the way Frederick Chong and Gianpaolo Carraro view the SaaS world with a mixture of de-mystification and what the...

Wow! Having read through those papers I might not be able to retain and not taste it ;-) It really looks promising. It can be found at http://msdn.microsoft.com/netframework/future/ For people who are interested in ASP.net check out Scott Guthries blog...