In fairness, we pay twice for many things, such a toll roads. The first payment isn't always sufficient.
Regular cruise control has always deactivated with a momentary brake tap. Been this way since cruise control started coming on cars.
Most of the rest are fine.
And it is relevant to you no matter what lane you are in. If there is a car on the shoulder, someone in the right lane could be not paying attention, and swerve into you to avoid that car. Though you should be always on high alert while driving, having a little extra notification and awareness could save your life.
and Saab, which was a point of contention when they were acquired by GM (Saab people insisted on safety, GM put profit first) and probably is the reason Saab (the original) is no longer
They've only begun catching up with Google and Apple in this regard, though.