In 2021, a team at Cambridge University came up with the idea of a 3D holographic heads-up display for cars, promising it would improve driver safety on road. The key selling point was that a three-dimensional representation of the environment around drivers — and especially what’s ahead of them — would let them ‘see through’ obstacles that lay ahead. A collaborative effort with experts from the University of Oxford and University College London, the idea was to use a
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