reply to post by C0bzz
Wonder how possible it would be to spy on people on a large scale using this technique?
Despite the fact that you have no real lens or other device to provide some kind of sensible aperture, each PN junction would give you an effective
So, even if you had a thousand LEDs tacked to your wall in a grid-like pattern, you've got a 10x100 bitmap image with, presuming you use a few
techniques, a 16-bit color palette. You've got an Super Nintendo sprite.
It always puzzles me why it is people come up with these ridiculous and implausible "your computer mouse may be spying on you!" conspiracy theories
when their internet browser already collects megabytes of history to refine targeted advertising, they carry around a camera and microphone paired
with a wireless data modem (cell phone), and have half a dozen cameras blatantly embedded in game control devices, computer monitors, etc.
Why the hell would anyone go through the trouble of using an LED to tell what the average color of your room is when they could just convince you that
your manhood is too small and drop a virus into your smart phone when you open up the "special discount" notification?