Thanks, those links are a good resource. As a veteran demo representative they were enlightening. I am still looking for SotM specific demo ideas though.
I think that it is most helpful in demos to keep the game moving. I tend to show people an efficient way to lay out their play space (where to put the character card, the deck, in play cards, dice/hp counters, etc) so that they can see everything that is going on the first time they play. I also quickly explain some of the key concepts of the game (what the card types are, how the turn works, etc).
I think that those two things are key to a good, smooth gameplay experience. We try to do both of those things in the rule book (with the gameplay layout diagram, and the quick rules), but I know that sometimes people tl;dr the rule book