http://trafficwaves.org/ http://trafficwaves.org/ A similar effect is in play with 'metering light' systems - total throughput may be increased (counter-intuit

http://trafficwaves.org/ http://trafficwaves.org/ A similar effect is in play with 'metering light' systems - total throughput may be increased (counter-intuitively) by reducing localized traffic densities and smoothing irregularities in flow. But people tend to perceive speed more readily than time to destination, and tend not to be very aware of total traffic throughput at all.