You'll be very familiar with the first clock because you already live with it: the consumer clock. It ticks in weeks and months: a new phone every autumn, a new connector every few years, a new way of getting pictures and sound around a room, discovered just in time for the release of a new model. Despite the speed, people don't really resent this clock because it keeps handing you better things. The second is the certification clock — but this one ticks in years. And in the