Man, I live in snow country and every year someone gets killed idling in the winter. Kids idling and hanging out or someone parked eating their lunch. It's true that CO emissions are way down since the mid-aughts rules went in, but it isn't 0 ppm.
The last go-around about the keyless ignitions was kicked off by a 2017 toyota. The story was from 2019
https://www.nytimes.com/2019/06/28/business/keyless-carbon-m...