December 2, 2010 --How familiar does this sound: You are playing with your young child. Your phone rings, there's a knock at the door or something bubbles over on the stove. You jump up to address it and shortly your little person is pulling at your leg or somehow trying to get your attention. "Hey, don't interrupt," you say, visibly annoyed. "Can't you see Mommy/Daddy is in the middle of something?"