by Ulla-Maaria Mutanen via BoingBoing
As noted, the author is interested "what is driving the increasing popularity of crafting" and listed her finding in the 12 points in the Manifesto.
I am yet to do something similar about why students find it interesting, engaging and absorbing to learn via role play simulation. I have been looking at "gameness" and try to find characteristics of games which may drive learning motivation and effectiveness. So far, my conclusion is still the "genuine ability to make choice and face the consequence of the choice made" [see earlier post] is the greatest factors for players in role play simulation.