(I loved the example, by the way) How is that sequence so significantly different from (in iOS 5) double pressing the home button from the lock screen, touchin

(I loved the example, by the way) How is that sequence so significantly different from (in iOS 5) double pressing the home button from the lock screen, touching 'Camera' then taking a photo? I'm not suggesting that camera phones are as good as compact digital cameras yet, but it's getting much closer.