Coloured Punctuation and Annotation

[Asmus Freytag]

On 4/5/2017 5:14 PM, Michael Everson wrote:
>> On 5 Apr 2017, at 23:16, Asmus Freytag <asmusf at ix.netcom.com> wrote:
>>
>> Do you have any examples of plain text that is rendered with parts of characters having white (opaque) background?
>>
>> I'm not aware of any
> There are certainly MSS (in many languages) where some punctuation made of dots have some of the dots red and some black.

Agreed, those would be a challenge to reproduce with standard font 
technology and in plain text.

But for the same reason, they are out of scope for plain text (and 
therefore a bit irrelevant to the current discussion).

A./