Maybe different driving attitude is because of the hotter the country, the later they eat their evening meal at night , some countries it’s normal to start eating at 22.00 , then socialising with friends and late nights in nightclubs .
With a few hours sleep, it takes four double expressos to wake you up, then a three hour lunch, then Siesta for a sleep, then back to work.
With all that caffeine, it can make them a bit moody behind the wheel.For Paris, all the cars have dents and scratches and aggressive driving.