This video was recorded from WordCamp 2009 in San Francisco back in 2009. Four years may have passed, but the basics of search engine optimization are still there. I think one of the problems we all face when dealing with SEO is becoming too calculated and analytical instead of trying to be natural - which Google tries to do. If you have 45 minutes to kill, I highly recommend watching this video: Matt Cutts from Google on WordPress & SEO