The important paragraph that most people probably care about: Soon, Google Maps will default to the route with the lowest carbon footprint when it has approximately the same ETA as the fastest route. In cases where the eco-friendly route could significantly increase your ETA, we’ll let you compare the relative CO2 impact between routes so you can choose. Always want the fastest route? That’s OK too — simply adjust yo…
This is a great example of why I figured Google Maps for navigation. I don't use Maps to express my environmental values, I use it to get from A to B the fastest way. If they default to something else, they are actively getting in the way of why I would use their product. I have no interest in activist software.
Provide the option, sure. Plenty of people care enough to use it.
But don’t force it on me. I’ll find software that actually wants to serve its purpose.