True, although it's definitely due to proximity. We're like static electricity. Our arsedness brushes off on those around us, without any naughty bits being bumped and grinded about.
If you were actually trying to breed in the classical and biblical sense, then you have my condolences.
In fact, now that I'm thinking on it? Any and all condolences can be sent to Navi Wisdom on the network, along with gifts of food and nummy smelling foaming bath things that she'd probably enjoy. More so if they make bubbles.