Well Ohio major cities
have a combination of cameras and sensors on the major routes that tell you expected travel times. Those are posted on large signboards above the highway. If there was a way to access the data for the car, it could probably get you from on-ramp to off-ramp automatically.
But the problem is when everything becomes too automated.
Look at the issues of automation the FAA
And then when everything is automated, will they take away your controls?
A little bit of this and a little byte of that can cause bloatware.