apr 12 technology.Greenberg 3 MAIN RIGHT Courtesy Dallas Holocaust Museum

photo - Visitors to the Dallas Holocaust Museum, in Texas, can interact with holographic versions of survivors

Visitors to the Dallas Holocaust Museum, in Texas, can interact with holographic versions of survivors. (photo from Dallas Holocaust Museum)

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Visitors to the Dallas Holocaust Museum, in Texas, can interact with holographic versions of survivors. (photo from Dallas Holocaust Museum)

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