Does Googlebot Care About Valid HTML? Not Actually
This article is from our archive. It is kept as it was first written, so some steps or versions may be out of date.
Worried about how important is HTML validation for your website? Have a look at this video from Matt Cutts and you'd find yourself more into building quality content instead of worrying about HTML validation.
http://www.youtube.com/watch?v=j3KgrbiB1pc