Changing Lanes

Changing Lanes

The 50% Problem

Driving automation will start by making things worse

Andrew Miller's avatar
Andrew Miller
May 20, 2025
∙ Paid

Imagine a four-way, unsignalized traffic stop, where two human drivers and two robotaxis arrive simultaneously. Who should proceed first?

The human drivers improvise a negotiation. Perhaps one makes a hand gesture; after you. Or perhaps another edges forward slightly and waits to see if anyone challenges.

The robotaxis do nothing. They sit motionless, sen…

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