demo · HACKER NEWS RECOMMENDATION
Building a realistic artificial sun (for dark winter days)
DIY Perks · 9 HN recommenders · 8 recommendation months
Recommended by 9 Hacker News commenters across 8 months (2020–2025).
SignalTube analysis
Among 15 other demo videos tagged Home, DIY & practical skills, the mean is 1.8 distinct HN recommenders. This video has 9 distinct HN recommenders, about 5.0× that mean. Recommendations span 8 distinct months, longer than the peer average of 1.9 months. This is a data-derived comparison, not a human review or quality rating.
45% 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 19 minutes 45 seconds. YouTube lists its publication date as 2020-10-31.
- Channel / speaker
- DIY Perks
- Verified runtime
- 19m 45s
- YouTube upload date
- 2020-10-31
- Hacker News mention years
- 2020–2025
SAME TOPIC AND FORMAT
Compare with related videos
The comparison cohort uses other demo videos in Home, DIY & practical skills. “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 |
|---|---|---|---|---|---|---|
| Building a realistic artificial sun (for dark winter days)Current video | 9 | 8 | 45% | — | 19m 45s | 2020-10-31 |
| Best fan placement to move air through the housedemo · Matthias random stuff | 4 | 4 | 80% | No recorded overlap | 6m 28s | 2021-06-30 |
| Mosquito trap DIY 8,000 mosquito kill reduce ZIKA DENGUE MALARIA MaxxAir Fan CO2demo · GREENPOWERSCIENCE | 4 | 4 | 80% | No recorded overlap | 6m 12s | 2017-07-07 |
| Primitive Technology: Tiled Roof Hutdemo · Primitive Technology | 3 | 4 | 67% | No recorded overlap | 14m 9s | 2015-09-05 |
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 recommendation in “How to maintain good vision amidst the myopia epidemic”. Its short rationale: Good example of proper scattering effect.
The archive classifies this as a strong recommendation in “I tried making artificial sunlight at home”. Its short rationale: Detailed build of an incredibly realistic artificial sunlight rig.
The archive classifies this as a recommendation in “I tried making artificial sunlight at home”. Its short rationale: Artificial sunlight at home featuring Rayleigh scattering.