Adobe's vector drawing software, released in 1987, which draws shapes as mathematical curves rather than pixels.
I was actually passing them through PostScript, and PostScript would generate this .ps file that I could open up in Illustrator. And in Illustrator, I love showing this slide when I give talks, my Flash programs that I was writing, passing through PostScript, were 144,000 layers in Illustrator.
Joshua Davis, 1990s Net Art: Auriea Harvey, Joshua Davis, LIA, Draves
Then once I opened Illustrator, I enjoyed the small files and the leanness so I went in that direction.
Rafaël Rozendaal, Rafaël Rozendaal on a Liquid Canvas