I argued for a long time 70-200 with this TC or 70-400 without TC. I decided it was better to have a really good 200mm and a not so good 400mm combo. I'm happy with the solution and when using a tripod this TC works great.
Canon EOS SLR Camera Lens EF 24-105mm f/4 L IS USM
124 Review
Nikon 35mm f/1.8G Auto Focus Lens for Nikon DSLR Cameras - Black (Model 2183)
125 Review
Nikon 50mm f/1.8D Lens: Perfect for Nikon DSLR Cameras!
97 Review
New Nikon 18-105mm Vibration Reduction π· Zoom Lens with Auto Focus for Nikon DSLRs
104 Review