Open Stack

I'm also a non-API expert but getting a stable open cloud engine with a reasonable API would seem to be a good target before we look to enhance it.

There are lots of potential users of Nova (including Rackspace) who would like to get Nova into production.  An API will fully exploits all of the underlying functionality should be discussed/planned in the longer term but let's get Diablo out and deployable first. 

Tim Bell
CERN