Stefan Monnier <monnier@iro.umontreal.ca> writes:
> Actually, ?? is a bad choice, since it seems to imply that Emacs
> doesn't even know what it's remapped to, whereas Emacs does know very
> well, it just doesn't want to print it out in full because it would be
> ugly and too verbose.  So I suggest we replace "??" with something
> like "an anonymous command".