> On 13 Feb 2020, at 00:26, Shawn Steele <shawn.ste...@microsoft.com> wrote: > >> From the point of view of Unicode, it is simpler: If the character is in use >> or have had use, it should be included somehow. > > That bar, to me, seems too low. Many things are only used briefly or in a > private context that doesn't really require encoding.
That is a private use area for more special use.