> Unless there is a face already, but then it still don't have
> that color ...

Here we see in ERC how the good Python bot echos the title of
some YouTube video just mentioned

  https://dataswamp.org/~incal/error/char-face.png

It is the actually in `erc-default-face', all chars, but as
you see there is also a mysterious orange face that just
pretends to be the ERC default face ...