demo · HACKER NEWS RECOMMENDATION
Eric Bier Demonstrates Cedar
Computer History Museum · 3 HN recommenders · 5 recommendation months
Recommended by 3 Hacker News commenters across 5 months (2020–2025).
SignalTube analysis
Among 57 other demo videos tagged History of computing, the mean is 1.6 distinct HN recommenders. This video has 3 distinct HN recommenders, about 1.8× that mean. Recommendations span 5 distinct months; the peer average is 1.8 months. This is a data-derived comparison, not a human review or quality rating.
30% of its 20 labeled comments are marked as recommendations or strong recommendations. HN mention years are 2020–2025; those years describe discussion history, not upload date. Its verified runtime is 116 minutes 7 seconds. YouTube lists its publication date as 2019-04-17.
- Channel / speaker
- Computer History Museum
- Verified runtime
- 1h 56m 7s
- YouTube upload date
- 2019-04-17
- Hacker News mention years
- 2020–2025
SAME TOPIC AND FORMAT
Compare with related videos
The comparison cohort uses other demo videos in History of computing. “Shared recommenders” counts HN users who recommended both videos in the source graph.
| Video | HN recommenders | Recommendation months | Positive label share | Shared recommenders | Runtime | Upload date |
|---|---|---|---|---|---|---|
| Eric Bier Demonstrates CedarCurrent video | 3 | 5 | 30% | — | 1h 56m 7s | 2019-04-17 |
| The Mother of All Demos, presented by Douglas Engelbart (1968)demo · Marcel | 8 | 8 | 40% | No recorded overlap | 100m 53s | 2012-07-09 |
| Alan Kay's tribute to Ted Nelson at "Intertwingled" Festivaldemo · TheTedNelson | 7 | 10 | 55% | No recorded overlap | 17m 33s | 2014-11-01 |
| Ivan Sutherland Sketchpad Demo 1963demo · Interface Studies | 5 | 5 | 38% | No recorded overlap | 19m 20s | 2012-05-30 |
THREE SOURCE-BASED CONTEXT POINTS
Why Hacker News recommends it
Each note combines the dataset’s stance label and short rationale; comment bodies are not reproduced. Open the HN source for the original discussion.
The archive classifies this as a contextual reference in “Carmack on Operating Systems (1997)”. Its short rationale: Shows Cedar environment that Plan 9's rio GUI drew from.
The archive classifies this as a contextual reference in “Zig feels more practical than Rust for real-world CLI tools”. Its short rationale: Cedar as example of a GC-language graphical workstation decades ago.
The archive classifies this as a recommendation in “The Future of Big Iron: An Interview with IBM’s Christian Jacobi”. Its short rationale: Oral history panel with live demo of Xerox PARC's Cedar environment.