After a few playthroughs, it becomes easier to quickly navigate to key locations.
Before this, I only played through it once, but on different computers, I had different ending variations.
You can take summoning magic and use beacons to teleport, which should save a lot of time.
As I understand it, this trick is only possible after creating the Guild of Mages, which happens a month (four turns) before the end of the game, so you won't gain much advantage this way.
