EG Do you remember that cosplay picture you posted of the 2 girls you claimed were actually the same person but actually weren't I do.
Empirical fact, I think not
Back on track, I think as much as GW keeps telling us it's our game and we can play it how we want, the same should really stand with our armies too. You want girlie space marines, do it. But you can bet your life when Sisters do get the much needed plastic revamp, I'm going to all over that army right away.