On Thu, Sep 19, 2019 at 6:49 AM Christopher Arndt <chris@chrisarndt.de> wrote:
Am 19.09.19 um 13:54 schrieb Paul Davis:
> On Thu, Sep 19, 2019 at 4:36 AM Christopher Arndt <chris@chrisarndt.de
> <mailto:chris@chrisarndt.de>> wrote:
>
>     I find that I don't really need a2midid anymore.
>
> You need it to get accurately timed MIDI from MIDI hardware if you use
> JACK2.

Interesting. Can you give a pointer to background information on that?

No pointer, just an assurance that the builtin ALSA MIDI handling in JACK2 has lots of jitter. a2jmidid does not.
It has been discussed on various LA mailing lists and elsewhere many times.