bug#50141: Current part of emacs red, other parts blue

[martin rudalics]

>> It is already implemented AFAICS:
>>
>> (require 'auto-dim-other-buffers)
>> (set-face-attribute 'default nil :background "red")
>> (set-face-attribute 'auto-dim-other-buffers-face nil :background "blue")
>> (auto-dim-other-buffers-mode 1)
>>
>> It uses the :filtered feature introduced in Emacs 27.
>
> Oh, cool.  I guess there isn't more to do here, then...

I doubt it would work when showing the same buffer in two windows.

martin