Q. Is there any quick way to rewind a finished game? A. There is now (26/9/2015) - choose the "Review..." option from the Game menu (there is also a Review Position option in the File menu).
Q. Is there any way to turn the animations off? A. There is now (26/9/2015) - look at the bottom of the Display menu - you can select an animation (including "None"), and also set how long the animation should last.