Re: Can watermarking Unicode text using invisible differences sneak through Emacs, or can Emacs detect it?

[Po Lu]

Richard Stallman <rms@gnu.org> writes:

> If the problem exists in Emacs now, could we prevent it?  I see a few
> ways to try.  I don't know whether they would work well.

I think the "zero width characters" alluded to are displayed by Emacs as
1 pixel wide spaces, so when enough of them to be meaningful for
tracking are inserted into a piece of text, they make for a noticable
blank area when displayed by Emacs.

Thanks.