although in Mazda's case they are working on some potentially very profitable upgrades that do not take the same commitment to long-term R&D, like their compres

although in Mazda's case they are working on some potentially very profitable upgrades that do not take the same commitment to long-term R&D, like their compression ignition engine: https://www.just-auto.com/analysis/mazda-bets-big-on-revolutionary-new-petrol-engine_id185659.aspx https://www.just-auto.com/analysis/mazda-bets-big-on-revolut... Selling an EV to an ICE customer is hard; selling 30%+ better fuel efficiency is easy.