Jason Harrop mailed me today, congratulating me on the digg, and telling me about the multi column extension he created for Firefox. Multi-column layout was already planned as an extra addition to my CSS3 section, but this pushed it up the list a bit.
So here it is: multi-column layout in CSS3. This is one of my favourite parts of the CSS3 spec. Enjoy!
[tags]css, css3, firefox extension, columns[/tags]