If we are going to ask people, in the form of our products, in the form of the things we make, to spend their heartbeats—if we are going to ask them to spend their heartbeats on us, on our ideas, how can we be sure, far more sure than we are now, that they spend those heartbeats wisely?
-Paul Ford
Ten Timeframes, an incredible essay on time, measurement, product and the very purpose of our lives. Heartbeats well spent.