>I am interested in any comments along the line of whether other VB .NET developers are removing Microsoft.VisualBasic namespace from the default project imports list.
>Is it more OOP oriented to do so?

I don't see how it would be more OOP, though I do see how it could lead to confusion if you're sharing source with other developers. If you're not diggin' the VB.NET functions, can't you just not use them?