Well he did say that it would reject a fairly high amount of good candidates, but, given your attitude, I'd say it would get this one right.
Not sure why you've latched onto GitHub, he said it could be any one of the four. The principle is obviously just about demonstrating work that you've actually done. I'm pretty sure that's reasonable and not cause to go off on hipsters. Yes, there would be some qualified candidates that would not be able to show those things for various reasons, and that is probably the reason for the high estimate of false negatives, but presumably the decision-makers would be permitted to use common sense to make exceptions.
Not sure why you've latched onto GitHub, he said it could be any one of the four. The principle is obviously just about demonstrating work that you've actually done. I'm pretty sure that's reasonable and not cause to go off on hipsters. Yes, there would be some qualified candidates that would not be able to show those things for various reasons, and that is probably the reason for the high estimate of false negatives, but presumably the decision-makers would be permitted to use common sense to make exceptions.