The problem is when they created the new algorithms, they took so many defining factors, links, quality of links, where the links came from and importance of the URL and traffic, because You Tube is so large and attracts so many visitors and has so many links, it will more than likely cannibalize the search results, Google will not care as that will mean more and more companies will have to use the ad words, instead of seo companies, and the only search engine optimisation companies that will survive this will be the ones who can actually deliver the service.