I read in the book 'Reality is Broken' that people have collectively played WoW for MILLION years. Ladies and gentlemen, that's how long it took us to evolve from when we first stood upright as Neanderthals.
Just saying: the gamer should come before the girl, in my definition. Girl Gamer: Girl who cares about being a girl over being a gamer. Gamer Girl: Girl who cares more about being a gamer over being a girl