“The nation’s largest grocery chain stepped into the driverless delivery market Tuesday, bringing milk, eggs and other items to a customer’s home in a vehicle with nobody at the wheel.

Although limited to delivering within about a mile (1.5 kilometers) of one Arizona supermarket owned by Kroger Co., it represents the latest step for industries trying to lower delivery costs of everyday items and those trying to launch self-driving cars on public roads…”

https://apnews.com/256e18799e7a4959bed312ead8a60683

It has a ways to go before it can be called a reality.

^^^ Agreed. Besides avoiding obstacles:

It will need to go at least 40 mph to not block traffic on residential streets.
It will need to be able to recognize school zones.

The travel range needs to be extended to about 20 miles one way.

Is it refrigerated?

Will it pull into your garage for unloading?