[Clock King]

Then porno films must be astoundingly sucessful. Darn near zero production cost (ok, a few grand).

[Melas]

Porno is multi-billion dollar a year industry. Successful isn't the word for porn. In terms of monetary success, porn is just golden.

[jocon307]

"Then porno films must be astoundingly sucessful."

They are, you make money hand over fist (no pun) in that field. Of course, you might go to hell for it, so I'm not sure it's worth it in the long run.