Here is the latest interview coverage on the Rolling Dance Chair Project with Merry Lynn Morris, designer / patent inventor for the new prototype 3. University Beat at USF link includes both video and an audio / radio interview:

From the interview:
It’s a high-tech device getting national attention—and it’s not the invention of an engineer, but of a dancer! University Beat on WUSF TV introduces you to USF Professor Merry Lynn Morris and her Rolling Dance Chair, which lets people with disabilities dance.
Here is the video http://youtu.be/LvstaT920Rs :