Quotes from "The New New Internet":
Rajen Sheth [Google Enterprise guy -- dpj] was on fire today…as were some of the Google Data centers he showed us in his presentation. Fortunately, Google is prepared for such events.
One of the nuggets that I think folks will take away from his talk was that software-as-a-service – SaaS - allows companies to focus on business and not on infrastructure. Instead of having to focus on the technology – installing, maintaining, etc. – they can use hosted services that just work.
For SaaS, read Enterprise 2.0.