Living in the 21st century does bring its advantages. Micro-chips are everywhere and socks and underpants are the latest to receive nanotechnology.
Socks fitted with microchips declare a "pick me up" scream every time they are thrown to the floor. An absolute bonus for teenagers and an end to untidy bedrooms, perhaps?
Intimate apparel containing microchips when hurriedly removed now audibly remind all within hearing distance the importance of safe sex or a healthy diet. And finally following the recent spate of bad girl behaviour from Hollywood, vibrating shoes to stop inebriated celebs from falling down is on the cards.