Again from the Department of Concepts and Mockups So Cool They’ll Probably Never Actually Happen, here’s one regarding the iPhone 5’s Multitasking Tray.
The Multitasking / Utility tray is already for “power users” so why not make it even more powerful? I would love — love — to see quicker access to certain settings (like bluetooth, Wi-Fi, and brightness) just a double-click and double-swipe away.