demo · HACKER NEWS RECOMMENDATION
ROTATING DETONATION ENGINE
Integza · 1 HN recommenders · 1 recommendation months
Recommended by 1 Hacker News commenters across 1 months (2022–2025).
SignalTube analysis
Among 32 other demo videos tagged 3D printing, CNC & maker projects, the mean is 1.5 distinct HN recommenders. This video has 1 distinct HN recommenders, below that mean. Recommendations span 1 distinct month; the peer average is 1.5 months. This is a data-derived comparison, not a human review or quality rating.
33% of its 3 labeled comments are marked as recommendations or strong recommendations. HN mention years are 2022–2025; those years describe discussion history, not upload date. Its verified runtime is 14 minutes 46 seconds. YouTube lists its publication date as 2022-09-27.
- Channel / speaker
- Integza
- Verified runtime
- 14m 46s
- YouTube upload date
- 2022-09-27
- Hacker News mention years
- 2022–2025
SAME TOPIC AND FORMAT
Compare with related videos
The comparison cohort uses other demo videos in 3D printing, CNC & maker projects. “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 |
|---|---|---|---|---|---|---|
| ROTATING DETONATION ENGINECurrent video | 1 | 1 | 33% | — | 14m 46s | 2022-09-27 |
| Building a realistic artificial sun (for dark winter days)demo · DIY Perks | 9 | 8 | 45% | No recorded overlap | 19m 45s | 2020-10-31 |
| Brick Assemblydemo · Ancient | 4 | 4 | 100% | No recorded overlap | 12m 27s | 2022-12-19 |
| TWO Unpickable (?) Locks for Lock Picking Lawyer!demo · Stuff Made Here | 3 | 3 | 75% | No recorded overlap | 14m 40s | 2021-05-31 |
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 “A Review of Aerospike Nozzles: Current Trends in Aerospace Applications”. Its short rationale: Creator was unsure he achieved a rotating detonation wave.
The archive classifies this as a recommendation in “In the US, a rotating detonation rocket engine takes flight”. Its short rationale: Lab visit with explanations, animations and slow-mos of an RDE prototype.
The archive classifies this as a contextual reference in “Japan tests explosion-powered rocket for the first time in space (2021)”. Its short rationale: Hobbyist video on rotating detonation engines, prompting personal reflection.