What happened to the World’s Fair?

Source: qz.com qz.com

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If you’ve heard of the World’s Fair, chances are you’re picturing a relic of the past. You might place it sometime in the 1800s, if you’re thinking of the massive spectacles that brought us buildings like Paris’s Eiffel Tower; or perhaps 20th Century New York, when fair-goers marveled at early television. It’s also possible you might have attended a World’s Fair—they’re still happening, after all. But while these fairs—also called exhibitions, expositions, or expos—once showcased the most cutting-edge technologies, they now seem much more niche, perhaps even (with apologies to those still organizing them) a little obsolete. So, what happened?...