Ah, both maybe. I can't find a reference, but I'd heard somewhere Sam-I-Am was a thin metaphor for Uncle Sam, trying to convince the public to accept green (ie

Ah, both maybe. I can't find a reference, but I'd heard somewhere Sam-I-Am was a thin metaphor for Uncle Sam, trying to convince the public to accept green (ie nuclear glowing) eggs and ham as normal and acceptable in exchange for the benefits of nuclear bombs and power.