Maybe a little more instruction? Motive? I scared dozens of guards outside the store, and then fell through the map. No indication of what I was picking up, or what it was for after my rage bar was full.
170 IQ... I would recommend either different puzzles for higher levels, or a timer for some levels. Otherwise one can just play the easy for the answers and then the challenging with the same answers.
I would suggest having the group that stops talking when you get close start again right before you exit the screen to the right. interesting game, but I didn't really feel like a loser.