In the UK we did mandate that a pedestrian must walk in front of the car with a red flag to warn of the approaching vehicle though for a while! https://en.wiki

In the UK we did mandate that a pedestrian must walk in front of the car with a red flag to warn of the approaching vehicle though for a while! https://en.wikipedia.org/wiki/Red_flag_traffic_laws#Red_flag_law_in_the_United_Kingdom https://en.wikipedia.org/wiki/Red_flag_traffic_laws#Red_flag...