A Closer look at how Multitasking Might Work On WP7

If you are wondering how the WP7 update will incorporate multitasking then we may  have the answer. A photo posted on Engadget revealed what bringing the ability to multi task on WP7 will look like. Apparently, it will work by holding down the back button which will then give you scrollable windows to search through. This will certainly make moving between apps a whole lot easier.

Source: Engadget