Earlier quoted context omitted.
No, it’s true. People started driving like they were fleeing zombies during the pandemic, and the behaviors stuck. With the roads deserted people went faster and more carelessly. When things recovered and roads got crowded they didn’t tone their driving back down. I do insurance things. It’s well known in the field.
I suspect vision zero policy and phones are also major contributors. Traffic Engineers across the country are setting traffic lights to reduce the flow of traffic to 20mph without changing the actual speed limit. It’s making people crazy.
If the point was the reduce the flow, why wouldn't you make a roundabout?