Go Class: 26 Channels in Detail

In this segment I drill down into some details about channel behavior, particularly the difference between buffered and unbuffered channels, and talk about when you might want a buffered channel. I also introduce a buffered channel as a type of counting semaphore. NB: there seem to be some issues with sound equalization & level. Slides at: https://github.com/matt4biz/go-class-slides/blob/trunk/xmas-2020/README.md