Generative Design = LOW weight, a new model daily if you like and minimizes metal resource use.
pgfpro, a member here, is running extremely lean (~30 to 1 IIRC) and extremely high compression (~30 to 1 IIRC)using combustion pre chambers etc, same as formula 1.
Seems to me that F1 was more following him than leading..!?
Boric Acid added to engine oil.
Edison Motors kinda leaps forward by going back to ease of repair and right to repair
series hybrid trucks, using off the shelf parts.
While BYD makes cars with series hybrid most of the time + a direct drive cruising '5th' gear.
Their Engines are knocking on 46% efficiencies IIRC.
DBD looks like it may be a light a practical way to improve aero without weighty boat tails etc. and easy to test.