Waaaaaay back when we were impressed with 2MB broadband, 2.5-megapixels in our digital cameras, and no-one could ever possibly imagine the downfall of Britney Spears, Hitachi announced an amazing new piece of technology which promised to revolutionise computing AS WE KNEW IT. Which to be fair, back then, was checking Friendster every couple of days whenever we signed into out old Yahoo or Hotmail email accounts.

Yes, if you have a brain which hasn’t been sizzled with the strenuous exercise of Big Brother watching, Rosé drinking and mindless indie-rock listening over the last few years, you’ll remember Hitachi promised 3D holographic display technology…