You haven't realized that you're talking to different people, and now you're accusing all of them of having done horrible things because they recognize that there are degrees of competency when drinking. The law says you're legally drunk at 0.08 ABL, yet there are millions of people who can function just fine at that level. Sure, their reactions are probably slow for the purpose of driving, yet they can still perform advanced mental functions such as debate, mathematics, artistic creation, or programming. Why is sex the magic thing they absolutely cannot do in your eyes?