Cool thing about analog video was the ability to cheaply store a Lot of data using common VHS deck. Japanese started recording Digital PCM on Video tapes in 1977, long before CDs. This is why CD audio has 44.1 sampling rate - common divisor for fitting 3 samples per line of video in both 50 and 60 field rates.
https://www.youtube.com/watch?v=DLS9sQUxVlI
https://youtu.be/-ZJmQQ9OCtI?t=7240
In 1992 enterprising Russian company released a line of ISA controllers turning VHS into a streamer https://en.wikipedia.org/wiki/ArVid up to 4GB per tape at the time 4GB hard drive cost over $1000.