Ye gods, it has taken scientific research to find This out?
I would have happily helped, you know. Especially in the development of an 'inexpensive test'. It will be named the 'Nicodemus manoeuvre', and render a woman helpless with pleasure.
I have been perfecting it over the last few years and eargerly seek female volunteers to undergo the manipulation.
In my line of work, I seldom need more than this.