Some approaches to safe systems design aren't reasonable. In particular, the idea that cars should never go faster than the speed at which a fatal injury might occur if there's a conflict with a vulnerable road user is mostly nonsensical.
While they're not impervious, at least you know where you stand with a good, old fashioned dumb lock. That's in stark contrast to so-called "smart" locks, which studies have repeatedly shown to be easily compromised with minimal effort.
The San Francisco Police Department (SFPD) uses driverless vehicles to obtain evidence for investigations, according to IoT World Today. The SFPD has fostered using the footage as evidence regularly, which threatens privacy rights.