You don't have to know the right answer to know if the answer you've chosen isn't the optimal one. While I'm sure it'd be nice to know all of the answers all t

You don't have to know the right answer to know if the answer you've chosen isn't the optimal one. While I'm sure it'd be nice to know all of the answers all the time, some of us mere mortals can continue to try to notify other people that extra attention should be paid to the code following those comments.