AT&T Tech Channel: the videos Hacker News recommends
Not the channel's most viewed videos: the ones HN commenters kept linking with real commentary. The top pick, "AT&T Archives: Similiarities of Wave Behavior (Bonus Edition)", hN repeatedly calls it the clearest introduction to waves and transmission-line behavior, better than modern explainers.
- 12 HN recommenders 15 months 2014–2026lectureHN repeatedly calls it the clearest introduction to waves and transmission-line behavior, better than modern explainers.
- 10 HN recommenders 8 months 2013–2026documentaryHN points people to it as the clearest primary-source explanation of Unix pipes and the small-tools philosophy, straight from the creators.
- 6 HN recommenders 5 months 2015–2024documentaryHN commenters recommend it as a demonstration of the Unix philosophy, with small tools composed through pipes.
- 2 HN recommenders 3 months 2022–2024talkHN holds it up as a masterclass in explaining and selling a design.
- 2 HN recommenders 2 months 2018–2024documentaryHN commenters share it as a rare, atmospheric look at what working at an early computing center was actually like, including how code was submitted and processed.
- Speedy Cutover Service, SXS switching cutover to ESS filmed live at Glendale CA central office, 19842 HN recommenders 2 months 2018–2025documentaryHN links it as a vivid example of high-stakes telco cutovers, done with careful coordination, big cable cutters and under a minute of downtime.
- 1 HN recommenders 1 months 2020–2023explainerHN uses it as a favorite old explainer for mechanical telephone switching.
Questions
Which AT&T Tech Channel video does Hacker News recommend most?
AT&T Archives: Similiarities of Wave Behavior (Bonus Edition): recommended in 15 different months by 12 HN users between 2014 and 2026.
Is this every AT&T Tech Channel video?
No. Only videos that at least three different HN users linked, in at least three different months, with at least a sentence of their own commentary. That filter is what makes the list useful.
Video list and Hacker News comment labels from HackerTube (prompted by @karpathy), released under ODC-By 1.0, built on the open-index/hacker-news archive. Hacker News data is provided by Y Combinator; comments remain the work of their authors. Video titles, channel names and thumbnails belong to their creators and are shown via YouTube. HackerTube Watch is an unofficial edition. Data export of 2026-10-31.