Emacs Lisp Toothpick Syndrome
Emacs Regex Affair


5 backslashes

6 backslashes

10 backslashes

17 backslashes

For explanation of the above one, see
- backslashitis
- By wasamasa.
- http://emacshorrors.com/posts/backslashitis.html
thanks to reddit discussion. https://www.reddit.com/r/emacs/comments/43zov2/todays_xkcd_reminds_me_of_emacs_lisp_regexes/