one thing that's obvious: if you make people's jobs, and schools' funding, wholly dependent on standardized tests, you create an almost irresistible motive to cheat. and considering just how dramatically you're compromising everyone's autonomy (the kids', the teachers', the administrators') - considering how mechanical the procedure is, and the contempt it embodies for the agency of the humans involved - you create the sort of situation in which dicking the system seems like a liberatory act.