[misja111]

There doesn't have to be a clear bright line, even when the law seems clear the reality is many times fuzzy. This is why we have judges, to make a ruling in the spirit of the law. In this case, if the likeliness is close enough then it's forbidden.

[nvr219]

"I know it when I see it!" https://en.wikipedia.org/wiki/Jacobellis_v._Ohio