I haven't formally written this down yet, but I feel it's worth writing down somewhere since having goals is helpful.
I think the development model for NewLang should be small incremental steps while making sure the entire time there's working software that people can use. No stable branches, just 'get the latest version and it will be fine'.
For some concrete rules:
This is probably some variant of continuous delivery.
I'm choosing this because of the following advantages:
There's disadvantages too:
Describe development modelto
development: Describe development modelon 31 May
developmentlabel on 31 May