A last missing link for interoperable representation

[James Kass via Unicode]

Julian Bradfield wrote,

 > I have never seen a Unicode math alphabet character in email
 > outside this list.

It's being done though.  Check this message from 2013 which includes the 
following, copy/pasted from the web page into Notepad:

�������� ���� ��������.������������������  © �������� �������� ��������  
������������.������/��������������������

https://apple.stackexchange.com/questions/104159/what-are-these-characters-and-how-can-i-use-them