Origin of Alphasyllabaries (was: Why so much emoji nonsense?)

[Richard Wordingham via Unicode]

On Fri, 16 Feb 2018 11:42:51 +0100
Philippe Verdy via Unicode <unicode at unicode.org> wrote:

> I said the opposite: the alphabets, abjads, abugidas and today's full
> syllabaries derive from early simplified syllabaries,...

In the Old World, alphabets and abugidas derive from abjads, which do
not derive from syllabaries.  I'm counting Ancient Egyptian as an
abjad, as that is the category that fits the purely phonetic writings
best.

> ...themselves
> derived from simplified pictograms (ideograms becoming phonograms).

This bit is true.