the quality of the continuous light is important.
when shooting erotica you should have some "modeling" which makes the people more attractive.
and aesthetically you should clone the look of ambiant light to give an erotic mood.
people don't normally make love with lighting that looks like they are sitting in a dentist chair---and that's the look that home depot type lighting usually gives, like a deer caught in headlights.
the pink haired girl has beautiful skin and a beautiful physique---she should be lit properly.
and it doesn't cost too much.
use a 3 chip camera and 2 of these:
http://www.lowel.com/frenl/index.html