Earlier quoted context omitted.
Nobody claimed any study found that zero percent speed tolerance is beneficial. They said speed limits in general. You're arguing against something nobody ever said. And no, it's not strictly "if a truck can safely do X then a car can do X+Y. It's not just about physics. There are more cars than trucks, so speed limits matter more for cars. A truck getting into a crash is worse, but less likely. Trucks also already h…
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And you're the one who brought "anglosphere" into the mix. And specifically in the UK, there seems to also be a lower speed limit for trucks: https://www.gov.uk/speed-limits
You're the one rambling off topic. You're the one calling people names. You're the one everyone is flagging. Log off and take a look in the mirror, you might find that I'm not the one "completely disconnected"