Okaaaaay ..., we don't have our reputation for cutting edge technology for nothing you know! Never mind how kill switches on wooden instruments are an acquired taste.
That said, I
- rejoice to hear that Dave, as a man his age, still takes an active, undiminished interest in questions of fertility (and how to prevent it),
- am convinced that the carpenter, when with his lady, must tie her hands (so-called bondage component to eliminate unwelcome scrotum rubbing), otherwise it's:
"Baby, better not touch me there again or you might regret it in nine months from now ...".As member of a forum dedicated to the universal scientific truth that physics cannot be fooled I further feel honor-bound to warn other members to not try any of this at home ...
OTOH: Maybe the phrase "It just clicked between the two of us in bed!" might take on a totally new - more apprehensive - meaning in the future?