Not at all.
I have in mind technological innovation.
Things people thought were outlandish are becoming practical with every advance in manufacturing knowledge and know-how.
What happened to computer processors is equally applicable to cars.
Bull. Carnot's Law is no respecter of geometry. Heat transfer is an equal-opportunity fool maker.
Not sure I understand the physics you are referring to...are you talking about batteries? combustion process? or ??
Remember we've been improving mobile IC engines for 130 years or so. Computers a much shorter time. The low hanging fruit is easier to pick.