> In cases where good performers were let go, it was usually by a bad manager, and then that manager would get let go I guess this is rare - the detection of s

> In cases where good performers were let go, it was usually by a bad manager, and then that manager would get let go I guess this is rare - the detection of such cases, since the bad manager's manager has to be aware. Also, the holistic evaluation makes things hard to argue - subjective opinions prevail.