Combining Dragon Dictation, T9 Trace, T9 Write and XT9, Nuance transform the virtual keypad of Android device into an amazingly seamless universal input experience that allows users to effortlessly and dynamically toggle between speak, trace, write, and tap with just a simple tap.
Nuance costs you $4.99 for its FlexT9 in the Android App Store. You can see the demo at CES 2011. Working on Android OS, it means you can apply this program to Motorola ATRIX 4G. [Dandy Gadget Source]