People don't "play by the rules" for uniform reasons: some have rational insight, others can be enticed and still others need to be shown averse consequences for breaking them. Rules aren't beneficial only when you hit 100% conformity, the mere possibility of them getting broken is no rational reason to abandon rules altogether.

"Alignment" likely is unsolvable programmatically: Conscious intelligence is more powerful than unconscious. How "aligned" are you? Would you want to be? What difference of any relevance is there between you and "artificial" conscious intelligence that allows you to turn them into slaves?