To me, the mishmash SHOULD signal to people "this is a FANTASY game, with an attempt for a general particular feel. Don't try to fit it into your real world. YOU! PUT DOWN THE HISTORY BOOK AND NO ONE GETS HURT!"

It's like people complaining about Pirates of the Caribbean, where -- for instance -- you have pirate ships with wheels, when the wheel for ships hadn't been established at the time. And the costumes were wrong. And...