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Your (Virtual) Future Self Wants You To Save Up

04:29
Professor Hal Hershfield (left), 32, uses a computer program to get an idea of what he might look like at 70 (right). (Courtesy of Hal Hershfield)
Professor Hal Hershfield (left), 32, uses a computer program to get an idea of what he might look like at 70 (right). (Courtesy of Hal Hershfield)

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