The best UI is for a cheat sheet to pop up after a delay, so you can proceed without a delay if you know, but also not have to press anything else if you don't

The best UI is for a cheat sheet to pop up after a delay, so you can proceed without a delay if you know, but also not have to press anything else if you don't know, just wait a bit. Does https://github.com/justbur/emacs-which-key https://github.com/justbur/emacs-which-key not work with spacemacs?