John Resig (of jQuery fame) talks about why this approach was taken in the design of the sizzle engine that powers jQuery. Its towards the end of this talk (wh

John Resig (of jQuery fame) talks about why this approach was taken in the design of the sizzle engine that powers jQuery. Its towards the end of this talk (which is quite good by the way), I would find the exact time but my work internet thinks its inappropriate content and won't let me watch the video :(