>A love detector that bleeps when the chance of romance comes near has taken
>the Japanese market by storm
Another success for sf extrapolation! Brian W. Aldiss described just such
a device in his ammusing 1961 novel THE PRIMAL URGE - except that in that
case it was wired to your forehead, and monitored circulating hormones,
surely the next step for Japanese with the yen.
Damien Broderick