I think this is true, its a petty thing but the number does matter. Elm should bump to 1.0.0 or perhaps 19.1 in my view.
It was announced here that Elm is unlikely to change in any significant way for maybe 2 or 3 years:
Which is awesome from a quality and stability perspective. Not so good if you are hanging on for a bug fix.
To give an example, we created a PR for a stack overflow problem in the time-travel debugger. Should take 10 minutes to review and merge in, its just the minimal set of changes needed to make a certain function tail recursive. When your PR doesn’t get merged in, you don’t bother to make the next one.