There is no harm examining the law of unintended consequences and policy makers should do that more often in fact. As TFA makes clear through it's examples, a

There is no harm examining the law of unintended consequences and policy makers should do that more often in fact. As TFA makes clear through it's examples, a second or third order effect cost/benefit analysis should not be taken to the point of absurdity or inaction; but you should always remember that fixing something risks breaking something else in the process.