I can't find an old topic on this through the search, but I'm sure there must be one. Eh. Since the beginning of playing FPSs for me, I've always used inverted mouse. But why? Why does "down mean up" ...

I don't know how it happened, but I can no longer use invert mouse style when playing FPSs. Keep in mind, I have nearly a decade of mouse look under my belt (like many of us), and have always played ...