It is a really effective way to spread some pretty terrible diseases. But the thing is -- as demonstrated by the entirety of known human history -- people are

It is a really effective way to spread some pretty terrible diseases. But the thing is -- as demonstrated by the entirety of known human history -- people are going to find a way to engage in it, no matter what governing power structures may try do to try to prohibit it. So the bigger question is whether attempts at totalistic prohibition (as opposed to regulation) actually lessen the risks of disease transmission -- or make them worse.