I was talking to Eileen yesterday about various bits and pieces (more later).

She's just returned from internal E12 training in Redmond and she made the point that all Exchange admins considering upgrading should start learning Monad (formerly Longhorn Command Shell) as E12 uses it extensively.

Check out her article here with a Monad script for creating storage groups.

Also, check out the Monad script center on TechNet for some excellent additional resources