bug#28182: maybe implement CTRL++ to zoom text

[Richard Stallman]

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  > The problem is not with C-+, which is undefined by default.  The
  > problem is with C--, which is used for numeric arguments.  It makes
  > little sense to me to use C-+ for increasing the font size without
  > also using C-- for decreasing it.

I would find C-+ useful even if C-- does numeric arguments.
C-- C-+ would shrink the font size.  Indeed, that is an easy
combination to type.

-- 
Dr Richard Stallman
Founder, Free Software Foundation (https://gnu.org, https://fsf.org)
Internet Hall-of-Famer (https://internethalloffame.org)