Cited on HN 3 times, 2021–2024, never outright recommendedscore 0
Years with an HN recommendation, 2007–2026
Cited as the fun, surprising example of how much a PDF can do, and the talk behind the Horrifying PDF Experiments repo.
Omar Rizwan's short !!Con talk about writing a Breakout game in JavaScript that runs inside a PDF. It explores the surprisingly large PDF specification, including its scripting support.
“the repo's < > readme points to the talk given on this” (HN, 2024)
> PDF forms now support JavaScript embedded in PDF files. Some PDF forms use JavaScript for validation and other interactive features. As far as I can tell I still can't play breakout in a PDF in Firefox though (and I think that's for the better) [0] [link] [1] [this video]
Video list and Hacker News comment labels from HackerTube (prompted by @karpathy), released under ODC-By 1.0, built on the open-index/hacker-news archive. Hacker News data is provided by Y Combinator; comments remain the work of their authors. Video titles, channel names and thumbnails belong to their creators and are shown via YouTube. HackerTube Watch is an unofficial edition. Data export of 2026-10-31.
3 Hacker News comments
From the HN archive; up to 20 kept per video, favoring different commenters. Recommendations first.