Using the overall mechanism of the education system to "select" people has in fact been going on for a long time. It's just that everybody only looks at the "final" diploma, when they could use the "process" as a criteria for selection.
以學校的整個機制來作「挑人」的標準，事實上行之已久，只是大家都在看「最後的」文憑，而沒有想到「過程」也可以挑罷了。