There is no traffic congestion next to London’s Embankment cycleway at 4 a.m. because there is very little traffic at that time. It is only when the number of motor vehicles builds that congestion occurs. In Cambridge, England, the central business district can be closed to motor vehicles via the raising of steel bollards. The six-minute film showed the handlebar view of him gleefully and gainfully riding past thousands of crawling motor vehicles built for speed. The motor may be able to propel the vehicle at high speeds, but not when there are one or more motor vehicles in front.
Source: Forbes January 20, 2019 17:31 UTC