we do outlaw lying. If you make a false claim in an ad, you have to face a penalty. And tv shows are not allowed to have cursing or porn unless it’s on paid access cable.
Times Square used to be infamous for prostitution. The city is so much better after Rudy came and cleaned it up. Crime is down and people feel good about living here.
I've heard all of these arguments and moralizing by legislation reasonings before, not very convincing except for people who want the government to stop others from committing sexual sins.