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This document discusses the history and future of computing technologies such as holograms, augmented reality, and virtual reality. It notes that the ENIAC was an early computer from 1947 that weighed 27 tons while today individuals may wear over a dozen computing devices. The document suggests that within a decade, current technologies will seem outdated and that research into new forms of interaction such as gesture-based input and the HoloLens started in the early 2000s and 2008 respectively.Read less