"How do you make sure you are designing a system where you are going to constrain risk taking, you can prevent crises from spreading,and -- if a major institution managed itself to the edge of the abyss -- that we are able to put them out of their misery."
VOA: special.2010.04.16
Objects can be moved on the screen by dragging them with a finger, made bigger or smaller by spreading or pinching them with two fingers, and discarded with a flick off the screen's edge.