there are as many differences in how photography or art is accepted as there are people viewing it.
it is easy to draw broad stereotypes about all of one group or all of another but it is individual not group.
topless models are on billboards &c in france ( for example ) but that would not fly in the usa, not even with "pasties"
just like all-you-can-eat-buffets are like a virus in the states but people don't seem to be as gluttonous outside the usa ...
when i was a kid the "7-11 super big gulp" was pretty much the largest soft drink sold, anywhere ... now it is just a "medium"