The Washington Post:
In 2007,a television ad featured a delighted Orville Redenbacher plugged into a new digital music player and proclaiming his popcorn to be as light and fluffy as the miniature device in his hand. The only trouble: At the time of the ad, Redenbacher had been dead for a decade, long before the iPod’s 2001 debut.
This past April, at the Coachella music festival in California, thousands cheered as a hologram of Tupac Shakur, who was shot dead in 1996, showed off dance moves and rap lyrics that created the impression of an entirely new performance. Virtual Tupac appeared side by side with a very live Snoop Dogg.
There’s a danger to false memories — but what if holograms helped us see the future? Hal Hershfield, an assistant business professor at New York University who was a graduate student at the Stanford Center on Longevity, wondered if doppelgangers could help solve an enduring economic conundrum: How to persuade 20-somethings to save for retirement earlier than most of them do now.
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