Liam Quin’s representing the W3C’s XML activity in a Q & A today’s last session at Extreme.
One person in the audience [Jon Bosak] suggests W3C start a certification program. Fortunately, several people pointed out all the problems with that idea.
Another commentor [Emiliana Georgieva] said eBay’s using 4 million lines of XSLT in production. Woah.
Updated with names gleaned from Simon’s Day-3 post at O’Reilly Net.