Introduksjon til søkemotoroptimalisering, fra Webhuset Roadshow i Trondheim, Juni 2010. Av Agnete Tøien Johansen, Head of SEO strategies, Qualité Search Marketing
51. 9. apr 2010, offisielt at dette er en ranking-faktor:”(…) todaywe'reincluding a new signal in oursearch ranking algorithms: site speed. Site speed reflectshowquickly a websiteresponds to web requests.” http://googlewebmastercentral.blogspot.com/2010/04/using-site-speed-in-web-search-ranking.html 18