See xkcd: http://xkcd.com/810/ http://xkcd.com/810/ "But what will you do when spammers train their bots to make automated constructive and helpful comments?"

See xkcd: http://xkcd.com/810/ http://xkcd.com/810/ "But what will you do when spammers train their bots to make automated constructive and helpful comments?" "Mission Fucking Accomplished."