I agree with ddemchuk. It's not just for presentations using Keynote. These things would be fantastic for any kind of web-based demo, video preso or walk-thru w

I agree with ddemchuk. It's not just for presentations using Keynote. These things would be fantastic for any kind of web-based demo, video preso or walk-thru where you are doing it one-on-one. Basically, where you're showing, rather than typing etc, and where the environment is intimate.