Richard Fichera of Forrester Research had recently written up and posted his initial impressions of Windows Server 2012, and his related recommendations. 

Here’s my super-ultra-brief summary:

1. Here’s why Windows Server 2012 is really great, and

2. You should start considering it NOW, even if you’re also still just rolling out Windows Server 2008.

In all seriousness.. read his article: Microsoft Announces Windows Server 2012