Honestly, TB3 kind of makes one of the main features of the Surface Book irrelevant in my opinion. If you can just connect a dGPU at your desk, do you really ne

Honestly, TB3 kind of makes one of the main features of the Surface Book irrelevant in my opinion. If you can just connect a dGPU at your desk, do you really need one in the base of the laptop? Is that worth the related driver issues and the extra cost of a Surface Book?