Earlier quoted context omitted.
Those raters must really love Pinterest ...
Acually ... no, but pinterest provides results that are relevant and satisfying to the general search (and the SQR - the Search Quality Rating, see link in discussion). Hence Pinterest stays in good standing even if most people like me (you, too?) hate it for its login/content walling tactics.
More like it matches some keywords like run-of-the-mill WordPress malware generates. I've seen plenty of both. Not to mention the similarity to the masses of biz/buzz/xyz spam websites.