Google’s Webmaster Help video by @MattCutts about spelling and grammar is quite interesting:
In it, Matt answers the question of whether spelling/grammer matter to them when they evaluate a site’s quality for ranking purposes.
I wrote about this exact thing in “Google Penalty For Low-Quality Writing?” over a year ago, and some commenters thought the concept of Google analyzing text to detect bad grammar and misspelling was too farfetched to believe possible. However, I’ve read some of the books on corpus linguistics, and it has seemed to me that it’s well within the realm of possibility.
Fast-forward to now, and Matt has essentially stated that some within Google have done some work on (more…)