More information came out since then so I thought a single post would be best. Make sure you follow this post by reading my post on licensing for virtualisation of Windows Server I will not be answering any further questions on this post. My job is to work with our sales people, supporting Microsoft partners who resell product to end customers. My focus is on System Center and that brings in Hyper-V and Forefront, but anything that is anyway technical tends to find its way to my desk.
Wed Nov 28, 5: It comes with 15 user cals built in, can do AD and the basics, and otherwise fits well in it's niche. It's primarily orientated towards point of sale systems that were otherwise running off XP and Win7 stations as ad-hoc servers. It can be upgraded to a standard version of windows server