While struggling to understand channels in go, I would try out many things in my sandbox repository.

I encountered deadlock errors and stuff about go routes being asleep.

I came to understand that the order of execution played a role and that with unbuffered channels you need a sender and a receiver ready at the same time (kind of).

I wrote a short article on my blog site about the experience

The Unbuffered Channels In Go Lesson I Think Has Finally Clicked for Me 🤷🏽‍♂️