Mercedes-Benz's semi-autonomous bus just passed its first major test

Some people have theorized that self-driving cars and ride-hailing apps will lead to the end of public transport, but really, you still can't beat the efficiency of cramming a load of people into a single bus. Combine that with autonomous driving tech and you might have a whole new sort of public transport. At least, that's what Mercedes-Benz thinks, and its semi-autonomous Future Bus program has just passed a major milestone: navigating a route of more than 20 kilometers.
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