There is no clear-cut answer to this question. In a recent video, even Matt Cutts seemed quite vague. He reiterated, more times than necessary, that having a large website or a lot of web pages does not directly affect the PageRank
Matt from Moz (formerly SEOmoz) has released a preview of some of the data from their search ranking factors survey they produce every other year or so. In this year’s study, which should be full released at the end of the summer, Moz surveyed 120 different SEOs on various ranking factors…. Please visit Search Engine Land for the full article
Last year at this time, I refuted 7 myths in mobile SEO, saying mobile SEO isn’t a myth, but there are myths in mobile SEO. As we near the end of 2012, there are still too many SEOs who put mobile SEO in the same category as Santa Claus and his elves: good story but Please visit Search Engine Land for the full article
We all know it’s not worth our time to build sub-par links anymore.