So it is 3 am and I have just finished my Lab, as my Hard Drive died and as usual I am traveling all over the place, I just had the time to get this done. But it is good. Come see my session on Linq to SharePoint http://www.sharepointsaturday.org/dcfederal/meetings/17/LINQtoSharePointWhatisitHowdoIUseit.aspx
Here is a Code Snippet of what I have in store for you
Coding how to aggregate data from SQL Server, Pre Existing List in SharePoint and Console data. with Logic to discriminate