Why incomplete subscript/superscript alphabet ?

[Michael Everson]

On 10 Oct 2016, at 14:24, Julian Bradfield <jcb+unicode at inf.ed.ac.uk> wrote:

> But the IPA has many diacritics exactly for this purpose. The velarized English coda /l/ is usually described as [l̴] with U+0334 COMBINING TILDE OVERLAY,

026B ɫ LATIN SMALL LETTER L WITH MIDDLE TILDE

> The alveolar click with percussive flap hasn't made it into the standard IPA, but in ExtIPA it's [ǃ¡] (preferably kerned together).

> On 10 Oct 2016, at 17:04, Hans Åberg <haberg-1 at telia.com> wrote:
> 
>> The alveolar click with percussive flap hasn't made it into the
>> standard IPA, but in ExtIPA it's [ǃ¡] (preferably kerned together).
> 
> There is ‼ DOUBLE EXCLAMATION MARK U+203C which perhaps might be used.

Has neither the right shape nor the right properties.

Michael Everson