[JoeAltmaier]

How was it solved? Consider that a designed environment is different from a built-up city with paths intended for horse-and-carriage.

[rfrey]

By cautious rules and the ability to fire anybody who didn't follow them.

[JoeAltmaier]

That works very well. Much better that distracted drivers and speeders.

But rules and people don't get along that well. Folks get tired and impatient. Even in the industrial environment there are expected failures per 100,000 hours etc.

Still, agreed we'd all do better with a more professional class of driver and licensing.