[enraged_camel]

>>That depends or your definition of pornography

Let’s not split hairs here. There is a reason we have a saying: “X is like porn; you know it when you see it.”

[adrianN]

Different people know it when they see different things. Not too long ago showing ankles was considered basically porn.

[Eremotherium]

That saying goes back to supreme court justice Potter Stewart and it's something a lot of people would disagree with as it posits a fake universal standard for things like offensiveness and obscenity.