On Wed, 3 Jul 2019 17:51:29 -0400 "Mark E. Shoulson via Unicode" <unicode@unicode.org> wrote:
> I think the idea being considered at the outset was not so complex as > these (and indeed, the point of the character was to avoid making > these kinds of decisions). Shawn Steele appeared to be claiming that there was no good, interesting reason for separating base character and combining mark. I was refuting that notion. Natural text boundaries can get very messy - some languages have word boundaries that can be *within* an indecomposable combining mark. Richard.