Technorati search goes to 11

Why does Technorati’s search page paginate through 11 result pages when other search engines such as Google, Yahoo, and Ask Jeeves all use 10? Nigel Tufnel of Spinal Tap explains it best in this clip.

When you’re at 10 where can you go from there? If we need that extra push over the cliff we go to 11. Especially for the all-important presence amplifier.