The software named Squiggle is an iPad audio-tool-in-progress. You draw lines, using the touch interface, and then with a slight tip of the device, the new instrument becomes playable:
Brief video of Squiggle in action:
Developed by Henry Chu of the Hong Kong design group pillandpillow.com.
From the first look I thought that this would be a major use of the iPad. It’s main advantage as a device is its flexible interface. I can’t wait to see how it develops as an instrument for music making moving forward.