Scottish taffic taming

biker films
dangerous cagers

The UK's SkyNews reports:

David Brennan, a Glasgow doctor, uses a camera strapped to his helmet to catch offenders in the act as he bikes to and from work. He has filmed near misses, dangerous over and undertaking as well as drivers speeding through red lights. [He] also posts footage of cyclists and pedestrians behaving badly - say[ing] he just wants to get the road safety message across.