Outside, Laura Macrow, one of Britain's most successful adult movie directors, is getting ready to shoot a car wash scene which all concerned admit is on the traditional side of things. Man plus woman plus sponge the rest you can do with your imagination.
This shoot will end up on the website of the actress, who charges a subscription to view it. But the big change in online pó-rn - and what's driving the political debate - concerns the rise, over the past five years, of free sites.
Continue After The Break.