Don't be too hard on Collin. Looking back on the threads it's fairly clear he's been the victim of a social engineering attack on an overworked maintainer. People were pressuring him to hand over maintainership while expressing disappointment at the slow pace of development. The off-list contact by Jia must have seemed like a helpful enthusiastic solution to a burnt out developer.
Why do the $20 subscription when the API pricing is much cheaper, especially if you are trying different models out. I'm currently playing about with Gemini and that's free (albeit rate limited).