Yes, it's from 2007, but it doesn't seem dated and definitely would be of interest to readers of HN. As far as I know there is no preference for 'new' material here - in fact tried and true is preferred! And if it's a double, it's worthwhile just for the mp4 link above. I wanted to do this but .rm - no.

It doesn't matter how old it is, if it's interesting to hackers it's appropriate.