One of the problems I see with Github structure is firing people. One of the tips you see most successful companies follow is hire slow and fire fast. I think i

One of the problems I see with Github structure is firing people. One of the tips you see most successful companies follow is hire slow and fire fast. I think it's unrealistic that every hire you do will be the perfect match and a lot of times things just don't work out. The question is: how does Github handle this case?