I'm citing it as a reason for somebody not being familiar with it. IE6 certainly was a restriction in some environments in the past five years or less. And th

I'm citing it as a reason for somebody not being familiar with it. IE6 certainly was a restriction in some environments in the past five years or less. And that's on top of the reason that there's no good reason to use bind in what many people consider to be reasonably written code. Knowledge of these sorts of library features is a terrible proxy for actual ability to write good Javascript. There are better ways to test for that in a phone screen.