Great explanation — although only a week or so ago I wouldn't have understood a lot of it. Knowing how transistors work helps a lot: https://www.youtube.com/wat

Great explanation — although only a week or so ago I wouldn't have understood a lot of it. Knowing how transistors work helps a lot: https://www.youtube.com/watch?v=DXvAlwMAxiA https://www.youtube.com/watch?v=DXvAlwMAxiA