>>937591475>>937591256A lot of these where only the water is moving are from the panicle days of DOS and were done under extreme limitations.
What youre seeing is a technique i dont know the name of, but its done by manipulating the memory directly and shifting specific pixels on the screen trough a pre-determined sequence of colors.
Its essentially a static image with pointer programing shenanigans.
A gif before there was gifs - and ran on toasters that had no business displaying such beauty at such resolution or fluidity at the time.