lucy24 - 8:17 am on May 3, 2012 (gmt 0)
They are the guidelines that engineers at Google have to follow when building Google's own websites.
See above. (The discontinuity is because my post started out as a response to something in the thread about crawling java and css, but it seems to belong better over here.)
If you can read someone's Guidelines and not immediately go pawing through their code to see if they scrupulously follow their own recommendations ... Mister, you're a better man than I ;)