I think 1 minute is probably about the average wait in off-peak traffic (I'm going to have to start timing how long I sit at lights now) but on my journey I pas

I think 1 minute is probably about the average wait in off-peak traffic (I'm going to have to start timing how long I sit at lights now) but on my journey I pass through at least 10 sets of traffic lights - waiting for 1min at each of them adds 10mins to my journey (admittedly I don't wait that long or even at all at most of them) but the potential is there