> I wouldn't use DataTable's Select which is awful compared to Linq. Even with that Select() you are using Linq.
>
>Actually,at the risk of splitting hairs, I'm pretty sure the DataTable Select isn't using LINQ. The Datatable Select method has been around since VS 2003.
>
>(Unless MS rewrote the way the Select method works)

You got me wrong:) I said "I wouldn't use DataTable's Select which is awful compared to Linq". You were using Linq because CopyToDataTable() is Linq. It didn't exist since 2003, did it? No, it came with Linq as part of DataSetExtensions.
Cetin