[indeedmug]

If you can put javascript and animations in pdf, what's stopping you from making a frontend in it? I wonder what are the frontiers of things you can do in pdf.

Honestly, it seems like only malware authors benefit from the complexity of pdfs.

[haraldooo]

MacOS‘s Quartz (original 2D rendering) is based on pdf: https://www.prepressure.com/pdf/basics/osx-quartz

[Tyr42]

You might enjoy this about controlling a river using Tex and postscript

http://sdh33b.blogspot.com/2008/07/icfp-contest-2008.html?m=...

[lionkor]

The most widespread javascript packaging format turns out to be PDF[1]

[1] source: made it up