A very annoying YouTube trend which involves editing a comment to make the replies of said comment look nonsensical and unrelated.
It sometimes can be used to try to make themselves not look like an idiot.
Comment: *An actual joke*
Author of comment: Nah...this looks too shit of a joke, lets change it!
Comment: I edited the comment so that the replies don't make sense
Person 1(Drunk): Haaaa...loook at thaat raaiinbooowww, ittt''s glooowwwiiiingg!
Person nr 2 (Sober): Excuse me, but firstly there is no rainbow, it's dark, secondly, what you're saying doesn't make sense! and thirdly, you're drunk.
While originally used by professors of quantum physics to make sure students are understanding what they are talking about, it has evolved into a not so subtle way of insulting someone's intelligence.