"Frances H" claims that she was the 4th commenter, but her comment was deleted, as was one other person's.
https://twitter.com/NLHCajun/status/1598608142627127297
Hmmm.
YouTube does sometimes "eat" comments, so maybe this one wasn't Nemo's fault. But Nemo also might have deleted 2 comments so Thallo made top 10.