According to the office of National Statistics, there are now 650,000 Britons working from home, 424,000 of them women, many of them, like me, with children, a husband and a house to look after (not to mention themselves). You don't have to be a Harvard MBA to figure out that every hour spent driving to the gym, locating a parking space at Sainsbury's or hanging out at the beauty salon waiting for the colour finally to set is one hour less spent earning. "Time famine" has spawned a whole new service industry. A St Tropez tan used to mean walking around the streets looking like a scarecrow. Now, thanks to agencies like Urban Bliss and Dstress direct, one can enjoy looking ridiculous in the privacy of one's own home.