That's down to US road design I suspect: Wide multi lane roads with clear sight lines encourage drivers to think it's safe to go very fast. If these roads are n

That's down to US road design I suspect: Wide multi lane roads with clear sight lines encourage drivers to think it's safe to go very fast. If these roads are normally congested with traffic then you don't see this downside, but when traffic dropped during the pandemic & it became possible to drive far too fast on these roads that's exactly what happened, with the inevitable consequences.