Google’s John Mueller confirms that despite the fact that the Nofollow attribute slapped over links on the pages on YouTube that Google makes no use of links on YouTube for search.

John Mueller on Twitter

“we don’t use links on YouTube for search anyway.” He did add that if you add links to your comments on YouTube videos, some “people will be annoyed if you comment on videos with links to your site.”

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Here Are The Tweets:

We don't use links on YouTube for search anyway, but probably people will be annoyed if you comment on videos with links to your site.

— ? John ? (@JohnMu) June 13, 2020