The search results we see most everywhere are based on the systematic estimation of the relevance of the page. What Facebook recent patent specs out is the ability to determine and display the search results based on what a person’s friends or friends of their friends found relevant. Very interesting. Check out the Inside Facebook article for more, including what the impacts to competitive offerings like Google Me could be.
In an article from Hitwise today, Hitwise used their data to determine that Craigslist had made it to the top of the weekly search results list beating 3 year champ, MySpace.
However, Techcrunch has a very different view based on a look at Google Trends. They rank Craigslist third with Facebook having a huge lead over MySpace. With different sites using different tracking methods, it’s no wonder we’re seeing such varied results. Keep your eyes open.