Google is better than other search engines like Yahoo and MSN as far as crawling the fresh content. However, Yahoo and MSN are catching up with Google, particularly after Goog messed up after Panda Update. Several webmasters reported that the Google is throwing all old web pages after this update and smaller sites with no or fewer back links are preferred. Check http://www.webmasterworld.com/google/4312574.htm http://www.webmasterworld.com/google/4298307.htm As per ComScore, Google is losing its market share to Yahoo and MSN. Though the figures are small, it translates to tens of thousands of searches. Hopefully, Google will fix its problems that it had suffered during Panda update, and regain its market share.