This will all lead up to 'Vir-Sex'....or maybe I have watched Demolition Man too many times.

[after futuristic, contact-free "sex"]
John Spartan: Look, Huxley, why don't we just do it the old-fashioned way?
Lenina Huxley: [stands up, shocked] Eeewww, disgusting! You mean... *fluid transfer*?