Time flies by. It's more than two years by now that I wrote the  highly popular "30+" list blog posts to get links and traffic for SEOptimise. I've often tried to abandon them, to write tutorials or other types of postings but list posts with around 30 items still rule. They get the most shares on social media links attention traffic for several reasons. This year all of the big guys in the SEO blogosphere started doing 30 something lists as well, SEOmoz does them,