A few years ago, I wrote a little crawler to run through the top 200k sites on Alexa, search for script references, and log them to a database, to get a sense f

A few years ago, I wrote a little crawler to run through the top 200k sites on Alexa, search for script references, and log them to a database, to get a sense for what the real usage of Google's jQuery CDN was in the wild[0]. IIRC, that took less than a day to run on the consumer broadband I was using at the time. [0]: http://encosia.com/6953-reasons-why-i-still-let-google-host-jquery-for-me/ http://encosia.com/6953-reasons-why-i-still-let-google-host-...