For me, the “unfinishedness” of the fediverse mentioned in the article also makes up a lot of its charm - but I can see how this can be an issue for people who want their services to Just Work
It is very soft and cute and may also help you hide medication from parents
Also you can’t program an open-source project in a way that prevents a group of people from using it. It’s public and anyone can download and deploy it. So “kbin” can’t do anything about them, existing servers defederating them is the only way to go