> In 1997, MicroOptical demonstrated the eyewear display in which the viewing optics were incorporated in the eyeglass lens. The eyeglasses display provided a 320x240 pixel resolution with 8 bit greyscale and a field of view of approximately 8 degrees (horizontal).
And a Ford T is basically the same thing as a modern car. The modern car is just better in every category, but basically it is the same and it was there first.
I've used both the MicroOptical HUD in 1999 (by which time it was full-color and around 640x480) and Google Glass in 2013. The display was essentially identical (which is unsurprising, since Google acquired many of the patents involved), the main change was in the power supply: the original MO required lugging around a huge box clipped to your belt, while Glass had an onboard battery.
And a Ford T is basically the same thing as a modern car. The modern car is just better in every category, but basically it is the same and it was there first.