Unicode characters unification

[Hans Åberg via Unicode]

> On 28 May 2018, at 19:18, Richard Wordingham via Unicode <unicode at unicode.org> wrote:
> 
> On Mon, 28 May 2018 17:54:47 +0200
> Hans Åberg via Unicode <unicode at unicode.org> wrote:
> 
>>> On 28 May 2018, at 17:00, Richard Wordingham via Unicode
>>> <unicode at unicode.org> wrote:
>>> 
>>> On Mon, 28 May 2018 15:30:55 +0200
>>> Hans Åberg via Unicode <unicode at unicode.org> wrote:
> 
>>>> German has a special sign ß for "ss", without upper capital
>>>> version.  
>>> 
>>> That doesn't prevent upper-casing - you just have to know your
>>> audience.    
>> 
>> That would be the same if the Greek and Latin uppercase letters would
>> have been unified: One would need to know the context.
> 
> I've seen a commutation diagram with both U+004D LATIN CAPITAL LETTER
> M and U+039C GREEK CAPITAL LETTER MU on it.  I only knew the difference
> because I listened to what the lecturer said.

Indistinguishable math styles Latin and Greek uppercase letters have been added, even though that was not so in for example TeX, and thus no encoding legacy to consider.