Metacomment

From The Maze Where Realities Converge - the psychedelic encyclopedia of reality from The Ultimate Comment

If you're happy and you know it meta-comment.

A metacomment is a comment about a comment, or about commenting. This article is a comment about commenting about a comment, or a meta-metacomment, and that sentence was commenting about a meta-metacomment, and that one about...

Recursive loops like that sproing the mind into spontaneous self-awareness if used correctly.

The study of this is Metacommentology.