What happens when the user's cell service has latency / reception issues while the button is being pressed? How does the Car know if the button is actually still depressed or not in those cases?
Logically, it would fail safe. If it stops receiving a positive signal, if stops the car. Is that how it actually works? No idea.
Are people just too lazy walk their ass the extra 50 yards to the car? We really are approaching the time of the Wall-E floating chairs, aren't we?
So my feelings on Tesla and their Führer are no secret, but when I had mine I'll admit I did actually use smart summon a few times in situations where it was genuinely useful.
What was the situation? Having it pull up to the curb at the grocery store in the rain. Was I prepared to sprint and jump in to move it if it failed? Yup. Did I have to do it sometimes? Yup.
But was it really, really fucking cool when it worked? Yeah.