but its implementation different per organization and at any moment in time.

it could just as easily be any other reason, like the one I identified

its an assumption to know what's being applied to you.

its obvious that the frustrated guy just wants to be heard, it is still an assumption. that doesn't mean its not happening. it means its an assumption about what exactly applied to you.

unless they specifically said that and you won an employment discrimination case then you literally dont know.