> How many people use a proportional font to view Emacs-Lisp code? With a
> fixed font, the code is _less_ legible using the em-dash character than the
> escape sequence. Why? Because the difference between a normal hyphen
> character and an em-dash character in most fixed-width fonts is
> imperceptible.
> IOW, when the code is not broken because of Web access or browser problems,
> it looks pretty much like this:
> (let ((underline (if (char-displayable-p ?-) ?- ?-))) ...
> So much for legibility of the code, bis. Hence the big honkin comment:
> ;; Use U+2014 (EM DASH) to underline if possible, else U+002D
> (HYPHEN-MINUS)
> So much for avoiding the nastiness of ?\u2014. U+2014 is much better...
Hmm... I skipped straight to the general argument, with which I eindeed
strongly disagree, but in the specific case of buff-menu.el, I believe
you're right: the \u escape would be better.
Stefan
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