What does it all mean?
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Web 2.0
The second-generation uses of the web, which emphasize social networking, collaboration, and sharing.
Examples: Facebook, MySpace, Flickr, blogs, communities
Software as a Service (Saas)
Software you access over the Internet to use.
Examples: SalesForce.com, NetSuite, Taleo, RightNow.
Utility Computing
Charge for use of hosted computing resources.
Pay-as-you-go based on what you use, just like electricity or water from a utility.
Software + Services
Microsoft's term for some software local ("Software") and some software out in the cloud ("Services").
Example: iTunes.
Cloud Computing
Internet-based development - platform is a data center.
Run your own software in the cloud with fantastic ability to scale.
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