I got it now. Specifically, the comments I have downvoted will have the “class” attribute set to “down mod” on the anchor text “Vote down” (which causes the anchor text to be bolded) whereas the comments I have not downvoted will have it set to “down”.
lesswrong.com/comments/; lesswrong.com/r/discussion/comments/
Every. comment. ever.
(I have not investigated what happens to deleted comment votes, a slight complication. )
I got it now. Specifically, the comments I have downvoted will have the “class” attribute set to “down mod” on the anchor text “Vote down” (which causes the anchor text to be bolded) whereas the comments I have not downvoted will have it set to “down”.
Exactly!