This is the thing he's working on now. He's working on other things. He has hobbies and he has a job. He's going to do what he enjoys doing. Who cares if it's not useful to you or me.
There are other people working on those problems.
As a diabetic, I've been fascinated to watch the progress of things like AAPS, Loop, OpenInsulin, etc. But I'm not going to demand everyone working on "useless" things to jump on the thing that I will specifically benefit from.
Aren't you in danger of wasting your own time here, when you could be connecting with like-minded users on other venues?
People should have the tools to update and maintain their stuff. This is an awesome project that could help minimize e-waste for years to come.
I mean, if you insist on a medical equivalent.