demo · HACKER NEWS RECOMMENDATION
Airflow across a wing
Cambridge University · 0 HN recommenders · 0 recommendation months
Recommended by 0 Hacker News commenters across 0 months (2021–2025).
SignalTube analysis
Among 46 other demo videos tagged Aviation & aerospace engineering, the mean is 0.8 distinct HN recommenders. This video has 0 distinct HN recommenders, below that mean. Recommendations span 0 distinct months; the peer average is 0.8 months. This is a data-derived comparison, not a human review or quality rating.
0% of its 3 labeled comments are marked as recommendations or strong recommendations. HN mention years are 2021–2025; those years describe discussion history, not upload date. Its verified runtime is 1 minutes 14 seconds. YouTube lists its publication date as 2012-01-20.
- Channel / speaker
- Cambridge University
- Verified runtime
- 1m 14s
- YouTube upload date
- 2012-01-20
- Hacker News mention years
- 2021–2025
SAME TOPIC AND FORMAT
Compare with related videos
The comparison cohort uses other demo videos in Aviation & aerospace engineering. “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 |
|---|---|---|---|---|---|---|
| Airflow across a wingCurrent video | 0 | 0 | 0% | — | 1m 14s | 2012-01-20 |
| Why You Should Put YOUR MASK On First (My Brain Without Oxygen) - Smarter Every Day 157demo · SmarterEveryDay | 5 | 5 | 38% | No recorded overlap | 10m 18s | 2016-07-22 |
| Festo - SmartBirddemo · Festo | 4 | 4 | 67% | No recorded overlap | 1m 48s | 2011-03-22 |
| Boeing 737 Unable to Trim!! Cockpit video (Full flight sim)demo · Mentour Pilot | 3 | 2 | 29% | No recorded overlap | 24m 8s | 2019-04-19 |
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 “GPT-5”. Its short rationale: the source snapshot has no short rationale for this mention.
The archive classifies this as a contextual reference in “Incorrect Lift Theory”. Its short rationale: Illustrates actual airflow over an aerofoil.
The archive classifies this as a contextual reference in “Why we don’t understand heavier-than-air flight”. Its short rationale: Demonstrates air over a wing does not follow equal transit time.