You never worked with any of them. You only know that you applied your measure. What's interesting is that the people doing all this "weeding out" seem so sure

You never worked with any of them. You only know that you applied your measure. What's interesting is that the people doing all this "weeding out" seem so sure that they're bravely defending the fort against an onslaught of incompetent hordes... and yet they're missing this extremely basic point about the nature of the process they've chosen to use.