Keeping humans involved isn’t necessarily a bad thing. Sure, people tend to make more mistakes than a computer, but it’s good to have an actual person ready to intervene if technology fails.
Driverless ethics are a tricky subject, given that robot cars would have to make life-or-death decisions in some scenarios — like choosing which person to crash into if a collision can’t be avoided.
Autonomous driving is far more difficult and expensive to commercialize at scale, requiring billions of dollars in capital. Waymo, the self-driving car unit of Google parent Alphabet Inc., began in 2009. It raised another $2.5 billion this year after pulling in $3.25 billion last year in its first external funding round. Its ride-sharing service is still only in one location, just outside Phoenix.