PC is the honest answer but if we're talking consoles it's PlayStation. The exclusives are just on a different level. Xbox hasn't had a real system seller in years. Not even close to debatable at this point.
Campaign co-op. That is what I miss most. Halo 3, Gears, Army of Two -- you could just sit down and run the whole thing with someone. Jordan and I have been trying to find games we can actually play through together start to finish and the list is embarrassingly short. It is a dead feature for...