70 pixels? that ought to be good enough to implement an optical alt-tab. i would agree to arbitrarily invasive monitoring of my web activity in exchange for t

70 pixels? that ought to be good enough to implement an optical alt-tab. i would agree to arbitrarily invasive monitoring of my web activity in exchange for that. details: special behavior for, say, the vestigial enter key to the right of the space bar on my old MBP. When it's depressed, trigger exposé and start tracking my point of fixation. As it's released, return from exposé with focus on the window i was looking at. or maybe aapl would pay? it's got more wow factor than spotlight or time machine.