demo · HACKER NEWS RECOMMENDATION
Automatic Bullseye, MOVING Dartboard
Mark Rober · 2 HN recommenders · 2 recommendation months
Recommended by 2 Hacker News commenters across 2 months (2017–2020).
SignalTube analysis
Among 53 other demo videos tagged Mechanical & precision engineering, the mean is 1.2 distinct HN recommenders. This video has 2 distinct HN recommenders, about 1.7× that mean. Recommendations span 2 distinct months; the peer average is 1.1 months. This is a data-derived comparison, not a human review or quality rating.
67% of its 3 labeled comments are marked as recommendations or strong recommendations. HN mention years are 2017–2020; those years describe discussion history, not upload date. A verified runtime is not present in the current metadata snapshot. A verified YouTube publication date is not present in the current metadata snapshot.
- Channel / speaker
- Mark Rober
- Verified runtime
- Not verified in the current YouTube metadata
- YouTube upload date
- Not verified
- Hacker News mention years
- 2017–2020
SAME TOPIC AND FORMAT
Compare with related videos
The comparison cohort uses other demo videos in Mechanical & precision 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 |
|---|---|---|---|---|---|---|
| Automatic Bullseye, MOVING DartboardCurrent video | 2 | 2 | 67% | — | Not verified in the current YouTube metadata | Not verified |
| [1299] Unpickable Locks From Stuff Made Heredemo · LockPickingLawyer | 5 | 3 | 63% | No recorded overlap | Not verified | Not verified |
| BOLTR: DYSON HAIR DRYER. Is it WORTH the MONEY?demo · AvE | 4 | 5 | 71% | No recorded overlap | Not verified | Not verified |
| Primitive Technology: Cord drill and Pump drilldemo · Primitive Technology | 3 | 3 | 75% | No recorded overlap | Not verified | Not verified |
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 “Show HN: A basketball hoop to maximize shots that go in [video]”. Its short rationale: Dartboard with active compensation, related to the backboard.
The archive classifies this as a strong recommendation in “Glitter bomb tricks parcel thieves”. Its short rationale: Dartboard project calculating projectile trajectory in realtime.
The archive classifies this as a strong recommendation in “Carnival scam science, and how to win [video]”. Its short rationale: Mark Rober's automatic bullseye dartboard.