[Niall]

Originally Posted by Lee.

In what way?

It will take money away from the big, and regulated porn studios and a lot of porn production will be forced underground, into the hands of dubious individuals who care only about the money rather than the safeguards and rules that the majority of the porn industry generally abides by.

Essentially it will do what censorship and banning things always does: force the thing on the receiving end to be produced in an unregulated and potentially dangerous manner.