The North American International Detroit Auto Show in Detroit happened alongside the Battery Show in the Detroit suburb of Novi. The Battery Show was the more substantial gathering.

At the state level, there is a glaring division between EV-friendly and EV-lagging states. In the bottom 10 states for EVs, the pace of adoption sunk 24 percent from a year earlier. In the top 10 states, pace of adoption grew 1 percent.

Concerns are growing over the autonomous services offered by Cruise and Waymo in California's biggest cities.

It's been a market debut with sky-high climbs and plunging lows for Vietnam-maker VinFast over the last two weeks.