hedwards: It's become a sort of cultural short hand. They only come in a few colors, but for some reason, the red ones tended to get used by college students for parties.
They're synonymous with underage drinking to the point where drinking anything out of them in a picture on social media can lead to problems. There's been teachers fired over pictures of them drinking out of the cups, even in the absence of information about what they were drinking, because underaged drinking is a no-no.
It's not really a western thing, it's a developed world thing. It happens in places where people grow up expecting to more or less live out their entire life expectancy and die of some sort of illness decades down the road.
I highly doubt that folks in ISIS controlled areas would be thinking about random inventors and famous people dying unless they had a specific reason to. Whereas, in areas where the mortality rates are lower, we have the luxury of thinking about a famous person dying as rare.
For the Americans, that's probably roughly analogous. Those candies have been banned in the US for so long that they lack any cultural significance to us. But, I'm guessing that if you're from a place where those were available, that they probably have some fond memories.
I never understood Muricans. You're allowed to drive at 16, buy a gun at 18 but aren't allowed to drink until 21.