

Yes you are right, but I think a good answer to op question had to consider that zero tolerance at the driving seat is the correct answer, and my take is not on saving the children, as other stated, but that on a dangerous substance there cannot be a itching other than zero tolerance on drunk driving.
Let’s say a different take.
















I don’t see the problem. Which caldav server are you using? Which caldav app? Android? PC?
It’s a bit vague.