![Super Hi-Vision](https://cdn.mos.cms.futurecdn.net/667583ec43a855cda849e7d16882b79d-320-80.jpg)
Super Hi-Vision: the future of TV that's 16x HD
In Depth The BBC gives us an Olympic preview of the 33 megapixel UHDTV tech– which could be up to 20 years off.
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