コメント・スパムではアクセスは稼げない

コメント・スパムではアクセスは稼げない、むしろ害になる、とグーグル。コメント・スパムを防ぐ対策についても・・・

Hard facts about comment spam | Official Google Webmaster Central Blog
〈コメント・スパムに関する厳粛なる事実〉

At best, a link spammer might spend hours doing spammy linkdrops which would count for little or nothing because Google is pretty good at devaluing these types of links. Think of all the more productive things one could do with that time and energy that would provide much more value for one’s site in the long run.

Google: Comment Spam Can Hurt Your Site’s Ranking | Search Engine Roundtable
〈コメント・スパムを使うとランキングに悪影響が出る〉

Google Explains Importance Of Spam Free Web Sites | Search Engine Land

Technorati Tags: Blog, Comment Spam, Google, Ranking, Spam