The great cosmic joke would be to find out definitively that the advances we thought were blessings - from the hormones women pump into their bodies all their lives to the fancy phones people wait in line for all night - are really time bombs. We don't yet really know the physical and psychological impact of being slaves to technology. We just know that technology is a narcotic. We're living in the cloud, in a force field, so afraid of being disconnected and plunged into a world of silence and stillness that even if scientists told us our computers would make our arms fall off, we'd probably keep typing. San Francisco just became the first city in the country to pass legislation making cellphone retailers display radiation levels. The city's Board of Supervisors voted 10 to 1 in favor. Different phone models emit anywhere from 0.2 watts per kilogram of body tissue to 1.6 watts, the legal limit. Sure enough, when the bill passed Tuesday, CTIA [The Wireless Association] issued a petulant statement that after 2010, it would relocate its annual three-day fall exhibition, with 68,000 exhibitors and attendees and $80 million" in business, away from San Francisco.