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How were the NIST ECDSA curve parameters generated? (2023)

https://saweis.net/posts/nist-curve-seed-origins.html
1•mooreds•47s ago•0 comments

AI, networks and Mechanical Turks (2025)

https://www.ben-evans.com/benedictevans/2025/11/23/ai-networks-and-mechanical-turks
1•mooreds•1m ago•0 comments

Goto Considered Awesome [video]

https://www.youtube.com/watch?v=1UKVEUGEk6Y
1•linkdd•3m ago•0 comments

Show HN: I Built a Free AI LinkedIn Carousel Generator

https://carousel-ai.intellisell.ai/
1•troyethaniel•4m ago•0 comments

Implementing Auto Tiling with Just 5 Tiles

https://www.kyledunbar.dev/2026/02/05/Implementing-auto-tiling-with-just-5-tiles.html
1•todsacerdoti•6m ago•0 comments

Open Challange (Get all Universities involved

https://x.com/i/grok/share/3513b9001b8445e49e4795c93bcb1855
1•rwilliamspbgops•6m ago•0 comments

Apple Tried to Tamper Proof AirTag 2 Speakers – I Broke It [video]

https://www.youtube.com/watch?v=QLK6ixQpQsQ
2•gnabgib•8m ago•0 comments

Show HN: Vibe as a Code / VaaC – new approach to vibe coding

https://www.npmjs.com/package/@gace/vaac
1•bstrama•9m ago•0 comments

Show HN: More beautiful and usable Hacker News

https://twitter.com/shivamhwp/status/2020125417995436090
3•shivamhwp•10m ago•0 comments

Toledo Derailment Rescue [video]

https://www.youtube.com/watch?v=wPHh5yHxkfU
1•samsolomon•12m ago•0 comments

War Department Cuts Ties with Harvard University

https://www.war.gov/News/News-Stories/Article/Article/4399812/war-department-cuts-ties-with-harva...
5•geox•16m ago•0 comments

Show HN: LocalGPT – A local-first AI assistant in Rust with persistent memory

https://github.com/localgpt-app/localgpt
1•yi_wang•16m ago•0 comments

A Bid-Based NFT Advertising Grid

https://bidsabillion.com/
1•chainbuilder•20m ago•1 comments

AI readability score for your documentation

https://docsalot.dev/tools/docsagent-score
1•fazkan•28m ago•0 comments

NASA Study: Non-Biologic Processes Don't Explain Mars Organics

https://science.nasa.gov/blogs/science-news/2026/02/06/nasa-study-non-biologic-processes-dont-ful...
2•bediger4000•31m ago•2 comments

I inhaled traffic fumes to find out where air pollution goes in my body

https://www.bbc.com/news/articles/c74w48d8epgo
2•dabinat•31m ago•0 comments

X said it would give $1M to a user who had previously shared racist posts

https://www.nbcnews.com/tech/internet/x-pays-1-million-prize-creator-history-racist-posts-rcna257768
4•doener•34m ago•1 comments

155M US land parcel boundaries

https://www.kaggle.com/datasets/landrecordsus/us-parcel-layer
2•tjwebbnorfolk•38m ago•0 comments

Private Inference

https://confer.to/blog/2026/01/private-inference/
2•jbegley•42m ago•1 comments

Font Rendering from First Principles

https://mccloskeybr.com/articles/font_rendering.html
1•krapp•45m ago•0 comments

Show HN: Seedance 2.0 AI video generator for creators and ecommerce

https://seedance-2.net
1•dallen97•49m ago•0 comments

Wally: A fun, reliable voice assistant in the shape of a penguin

https://github.com/JLW-7/Wally
2•PaulHoule•50m ago•0 comments

Rewriting Pycparser with the Help of an LLM

https://eli.thegreenplace.net/2026/rewriting-pycparser-with-the-help-of-an-llm/
2•y1n0•52m ago•0 comments

Lobsters Vibecoding Challenge

https://gist.github.com/MostAwesomeDude/bb8cbfd005a33f5dd262d1f20a63a693
2•tolerance•52m ago•0 comments

E-Commerce vs. Social Commerce

https://moondala.one/
1•HamoodBahzar•52m ago•1 comments

Avoiding Modern C++ – Anton Mikhailov [video]

https://www.youtube.com/watch?v=ShSGHb65f3M
2•linkdd•54m ago•0 comments

Show HN: AegisMind–AI system with 12 brain regions modeled on human neuroscience

https://www.aegismind.app
2•aegismind_app•58m ago•1 comments

Zig – Package Management Workflow Enhancements

https://ziglang.org/devlog/2026/#2026-02-06
1•Retro_Dev•59m ago•0 comments

AI-powered text correction for macOS

https://taipo.app/
1•neuling•1h ago•1 comments

AppSecMaster – Learn Application Security with hands on challenges

https://www.appsecmaster.net/en
1•aqeisi•1h ago•1 comments
Open in hackernews

1945 TV Console Showed Two Programs at Once

https://spectrum.ieee.org/dumont-duoscopic-tv-set
43•pseudolus•7mo ago

Comments

arlia•7mo ago
This seems to be from the '50s, not the '40s.
pseudolus•7mo ago
The photo shown at the top of the story is of a 1945 prototype.
hn_throwaway_99•7mo ago
You're both right. The initial prototype with essentially 2 separate side-by-side TVs was from 1945. But the more interesting (IMO) approach was the 1954 "Duoscopic" version that showed 2 programs on the same screen, and each viewer looked through a polarized panel (and had their own headphones) to view their particular program: https://www.earlytelevision.org/pdf/dumont_duoscopic_brochur...
SoftTalker•7mo ago
It could probably have shown 3D programs as well, using glasses with differently polarized right and left lenses.
seeknotfind•7mo ago
Occasionally I put on multiple programs. Movies in one room, an audio book in another, music in another, etc. Your mind drifts to what is interesting. Lights strobing. Working on 5 different home projects in parallel. It's a vibe.
fracus•7mo ago
He basically just glued two TVs together. You would get more usability if you just bought two separate TVs.
bryanlarsen•7mo ago
The prototype was two TV's together. The final product was much more interesting.
jmkni•7mo ago
There is something fascinating about people from history who had an idea to do something which is now just normal, but the technology just wasn't there (and people probably thought they were mad).

I guess that's why I enjoy reading Hacker News comments

detourdog•7mo ago
The book “Tube of Plenty” opens with a pre-electric era description of a painting that shows a live tennis match.

https://www.worldradiohistory.com/BOOKSHELF-ARH/History/Tube...

qingcharles•7mo ago
Eventually "re-invented" by Sony for 2-player action:

https://www.co-optimus.com/article/6221/e3-2011-eyes-on-the-...

mxfh•7mo ago
That was not just Sony SimulView, the whole late stage of the 100/120 Hz 3D-TV hype lived on that promise before everything went back to 60hz for another 5 years.

Had an LG that even came with those light passive polarizers tech Dual Play glasses that were never used.

Ultimately that novelty came probably too early to mature to acceptable results on 1080p sources and edge-lit LED 1080p panels of that era, if it was ever meant to be.

Might be wortwhile to reintroduce them on 4k with sunlight challenging mini-LEDs as a differentiator vs less brighter OLEDs for more than acceptable results at 3840x1080 and consoles being able to push out that kind of resolution.

Currently console support for splitscreen multiplayer seems to be a dying art over the last decade. But you could still multiplex 2 sources into the same screen though.

https://www.youtube.com/watch?v=Nzn9g3eMydo

Then again there is no replacement for Kinect-like tech either either in current consumer market offerings, I would still take that over most VR experiences in terms of setup/social friction and local/couch coop.

kazinator•7mo ago
That was completely stupid; I can't think of a single advantage that has over just buying two TVs.

- reliablity: one TV breaks, you have a defective unit, instead of one good unit and one bad unit.

- reliability: if there are any shared components (like power transformer, rectifier), you have zero TVs when they blow.

- space: two TVs are easier to fit into a room than one combined behemoth.

- weight: easier to transport two.

- placement: multiple people wanting to watch a different program don't necessarily want to hear the audio of the other program or have it in their field of vision.

- choice: choose any two TVs on the market, versus one of a handful of specialized two-in-one units. Maybe you want one larger one and one smaller one, etc.

- price, quality: strongly related to choice.

jauntywundrkind•7mo ago
- reliability: there's only one TV that needs repairing ever. Having two of everything means something is going to break faster & more things will need to be repaired.

- space: one very large is smaller than two large tvs. (TV's were quite big.)

- weight: given all the wood and accessories, a big multi TV is far lighter than both combined

- placement: the room doesn't have to be setup to have two different viewing spots. Folks can look in the same direction.

- placement: "Separate audio could be played with or without earpieces," so sound can work fine even for multiple viewers

- choice: of this caught on & was optimized, there would have been lots of choices about which polarized tv you wanted to buy.

- quality: also strongly related to adoption.

Being completely negative is oh so often being completely stupid.

I absolutely can see a desire and want for a multi- iew screen like this, then, and now.

kazinator•7mo ago
If two units are combined into one, and have some shared components, both are out if there is a fault in the shared components. Even if the fault affects only one unit, both have to be powered down for the repair and are unavailable. If the repair requires the unit being hauled away, you lose use of both over the entire time (maybe they can supply a loaner).

Some TVs were big, but small TVs existed also. E.g search for 1948 Sentinel 7" TV. Actually, it took a while for wide fan-out CRT's to be developed for the really large CRT screens. Early CRT's were long and narrow, like the tubes in oscilloscopes.

If we combine two TV boxes into one, how much weight do we save? A rectangular box has 6 faces. We lose only one face from each box to combine them together, and two legs (though the combination might need slightly bigger legs). If there are some shared power supply components that cuts weight; perhaps the power transformer and whatnot do not have to be 2X heavier.

Say the result is 1.8 times as heavy as two individual units with the same picture tube size. That's still a 1.8x heavier lift you cannot split into two lifts and two trips when moving. There is a reason why moving boxes are only so and so large.

adrianmonk•7mo ago
> With the DuMont Duoscopic, two different channels were broadcast on a single screen. To the naked eye, the images appeared superimposed on one another. But a viewer who wore polarized glasses or looked at the screen through a polarized panel saw just one of the images.

So it would have been possible for two TV stations to team up and do a 3-D simulcast!

And it was built in 1954, the same year that Hitchcock's 3-D movie "Dial M for Murder" came out!

I highly doubt such a thing ever happened, but it would have been cool if it did.