I knew this was coming, 2011 is going to be the important in terms of Microsoft product releases. They are doing it in a big bang way by releasing :
* Dynamics AX 2011 in 3rd quarter of 2011 (CTP release in February build, that's going to be interesting for the early birds)
* Dynamics GP 2010 R2 in first half of 2011
* Dynamics SL 2011 2nd quarter of 2011
* Dynamics NAV 7 somewhere end of 2011 or early 2012
"Officials said at NRF that Dynamics AX 6 will be based on a “unique model-driven, layered architecture,” requiring less coding and easier maintenance and upgradability. The product will be compatible with SQL Server 2008R2, Visual Studio 2010, SharePoint 2010 and Office 2010 from the get-go"
Read more here