That assumes that the state has a responsibility to micro-manage every activity, with prohibitions on activity that doesn't follow the prescribed regiment, to prevent negligence.

The individuals involved in an activity are the only ones responsible for avoiding negligent behavior in a society based on the liberal democratic principles of individual rights and responsibilities.

However, to give due credit to your musing, the Uber situation is somewhat different in being on public roads, which lawmakers do have some responsibility to govern an individual's use of, for the safety of others who share public roads with the individual.