It could be something to do with the fact that US media is thoroughly dominated by arms manufacturers (for proof look at who sits on the main boards of directors of the half dozen or so major 'news' outlets who effectively control just about everything Americans see and hear)... they also don't...
I've noted that even excellent, well considered answers from a wide variety of contributors are habitually thumbed down here, which seems to happen a lot.
Why do you think these thumbers hang out here and what would you like to say to the little photo section trolls?
In my view it was never generally valid Perki - it was David Bailey (notoriously outspoken) making a case for photography as an art form against the art establishment who sometimes view it sneeringly as a craft.
I would suggest in most cases it is an inversion of reality, though the best...