The same link shows that a video was also put on his CD in the 70's!
> Their efforts led to a 20-minute video disc in 1973.
> In 1974 Digital Recording Corporation announced ... the first device to digitize a color image, at a Chicago trade show. The response from large potential investors was rather cool.
And, there's LaserDisc, of course (although analog, unlike the digital disk in the above), which was somewhat of a flop (the ridiculous dimensions being part of the cause).
Tangentially related, BlueRay was more about just waiting for a blue led to be invented, than some new disc tech! [1]
> Their efforts led to a 20-minute video disc in 1973.
> In 1974 Digital Recording Corporation announced ... the first device to digitize a color image, at a Chicago trade show. The response from large potential investors was rather cool.
And, there's LaserDisc, of course (although analog, unlike the digital disk in the above), which was somewhat of a flop (the ridiculous dimensions being part of the cause).
Tangentially related, BlueRay was more about just waiting for a blue led to be invented, than some new disc tech! [1]
[1] There was a really great youtube video about it, but can't find it. Se here's a bad generic recap: https://ssleec.ucsb.edu/news/nobel/professor-shuji-nakamura-...