It's called non-mechanical coupling. The MATRA/Aramis project proved the concept with a rubber tired peoplemover system in France in the 70's.
I would counter-pose the question: why do people automatically assume automation is less safe, when quite the opposite is true? I suppose you've never riden in an elevator or airport peoplemover?
I would counter-pose the question: why do people automatically assume automation is less safe, when quite the opposite is true? I suppose you've never riden in an elevator or airport peoplemover?