“Will someone enlighten me where I can find the clause in the Constitution – allegedly the supreme law of the land – that endows the federal government with the rightful power to dictate car design to GM or anyone else?”
From each according to his ability, to each according to his need.
CAFE standards became the law of the land in 1975.
Dig up Jerry Ford and thank him.
“from each according to his ability, to each according to his need”
Which inevitably renders this corollary, invented in the Soviet union:
“we pretend to work, and they pretend to pay us”
Communism sucks.
CC