The topic of HTML validation has been covered here time and time again – we know Google doesn’t downgrade or boost a web site with bad or good HTML validation. We also know that there are cases were bad HTML validation can break structured data – but overall, HTML validation has no impact on rankings in Google.

John Mueller confirmed it again last week on Twitter but added an awesome line that I’d like to share. John said:

Yep, logical, but “ranking is nothing without conversion,” is simple. You can send a billion users to a page, if no one converts, it is worthless.

Here are the tweets:

Forum discussion at Twitter.

This post was pre-written and scheduled to be posted today, I am currently offline.