[ashish] sent in this one via the tips line. (Ed Note: link rot. Try this one.) It’s a project to create a laser based RS-232 link. It’s based on cheap laser pointers, a MAX232 and a photo-resistor to ...
1976 was the year the Apple I was released, one of several computers based on the MOS 6502 chip. MOS itself released the KIM-1 (Keyboard Input Monitor) initially to demonstrate the power of the chip.