angry tapir writes: "NEC it will sell a wearable mini computer with a head-mounted display that projects its screen onto the naked eye. The "Tele Scouter" will initially be aimed at factory workers and other industrial settings, and expanded to entertainment and augmented reality applications in the future The display uses a tiny projector to flash images onto the naked eye. Viewers experience images as thought they were being seen on a 16-inch, 800-by-600 resolution screen from a meter away."
Thus mathematics may be defined as the subject in which we never know
what we are talking about, nor whether what we are saying is true.
-- Bertrand Russell