> With the driverless model I see those expenses increasing, as without a chaperon passengers are more likely to eat, drink, puke, and in general misbehave (sou

> With the driverless model I see those expenses increasing, as without a chaperon passengers are more likely to eat, drink, puke, and in general misbehave (source: I've been inside some BART and LA Metro cars). You're anonymous in a metro, you won't be in a driverless car. They can charge you for the clean-up.