0027, 02BC, 2019, or a new character?

[Simon Montagu via Unicode]

On 19/01/18 15:37, Philippe Verdy via Unicode wrote:
> May be the IDN could accept a new combining diacritic (sort of
> right-side acute accent). After all the Kazakh intent is not to define a
> new separate character but a modification of base letter to create a
> single letter in their alphabet.

Hardly. If they insist on using a modifier character available on
"standard" keyboards instead of already-encoded letters and/or
diacritics, they are unlikely to be interested in new characters.