During my 70 km commute to work every day, I spend a lot of time in traffic. If I leave at 5am, my travel time is usually about an hour. If I leave anything after 5:30, the volumes of traffic I encounter increases exponentially, my average speed decreases dramatically and I arrive at work having spent 1.5 - 2 hours in the car with a bursting bladder and a bad mood. Click on the Graph below which explains the various relationships which takes place if I leave my house at 6am instead of 5. When are they going to be finished with the infernal roadworks in Gauteng????