"Everybody wants to be entertained," he told me. With a look of disdain, he explained how most users simply want to consume - while far fewer are prepared to do something worth watching. "
As this thing gets more press and more people try it out, it will be severely diluted by people unwilling to produce. Folks who have traditionally spent their time on YouTube watching videos have nothing to contribute here, and decrease the overall quality of the service.
Perhaps adding categories would weed out the noise a bit. I'd love to randomly chat with someone on HN.