I just found that link (via BoingBoing) and, while a few of the mechanics are used in CardHunter (albeit in a less intrusive way) i feel quite relieved by the thought that we have a skill based game here. Still, any player should know about the tricks his mind can play on him, just in case you play other games http://www.gamasutra.com/blogs/RaminShokrizade/20130626/194933/?