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Marble Fountain

https://willmorrison.net/posts/marble-fountain/
184•chris_overseas•3h ago•20 comments

Drilling Down on Uncle Sam's Proposed TP-Link Ban

https://krebsonsecurity.com/2025/11/drilling-down-on-uncle-sams-proposed-tp-link-ban/
42•todsacerdoti•1h ago•35 comments

The Manuscripts of Edsger W. Dijkstra

https://www.cs.utexas.edu/~EWD/
126•nathan-barry•4h ago•46 comments

Montana Becomes First State to Enshrine 'Right to Compute' into Law

https://montananewsroom.com/montana-becomes-first-state-to-enshrine-right-to-compute-into-law/
203•bilsbie•7h ago•102 comments

The Principles of Diffusion Models

https://arxiv.org/abs/2510.21890
70•Anon84•3h ago•3 comments

U.S. Tech Layoffs Hit Two-Decade High in October

https://thefivepost.com/u-s-tech-layoffs-hit-two-decade-high-in-october/
49•mraniki•54m ago•9 comments

Bumble Berry Pi – A Cheap DIY Raspberry Pi Handheld Cyberdeck

https://github.com/samcervantes/bumble-berry-pi
45•MakerSam•3h ago•7 comments

AI isn't replacing jobs. AI spending is

https://www.fastcompany.com/91435192/chatgpt-llm-openai-jobs-amazon
388•felineflock•4h ago•242 comments

CHIP8 – writing emulator, assembler, example game and VHDL hardware impl

http://blog.dominikrudnik.pl/chip8-emulator-assembler-game-vhdl
16•qikcik•5d ago•0 comments

Reviving Classic Unix Games: A 20-Year Journey Through Software Archaeology

https://vejeta.com/reviving-classic-unix-games-a-20-year-journey-through-software-archaeology/
103•mwheeler•7h ago•36 comments

Zensical – A modern static site generator built by the Material for MkDocs team

https://squidfunk.github.io/mkdocs-material/blog/2025/11/05/zensical/
77•japhyr•7h ago•29 comments

When Your Hash Becomes a String: Hunting Ruby's Million-to-One Memory Bug

https://mensfeld.pl/2025/11/ruby-ffi-gc-bug-hash-becomes-string/
57•phmx•5d ago•15 comments

Visualize FastAPI endpoints with FastAPI-Voyager

https://www.newsyeah.fun/voyager/
92•tank-34•7h ago•12 comments

Building a 2.5kWh battery from disposable vapes to power my workshop [video]

https://www.youtube.com/watch?v=dy-wFixuRVU
12•rsanek•6d ago•6 comments

Samsung Family Hub for 2025 Update Elevates the Smart Home Ecosystem

https://news.samsung.com/us/samsung-family-hub-2025-update-elevates-smart-home-ecosystem/
276•janandonly•4h ago•252 comments

Startups are pushing the boundaries of reproductive genetics

https://www.wsj.com/tech/biotech/genetically-engineered-babies-tech-billionaires-6779efc8
37•nradov•5h ago•46 comments

The overengineered solution to my pigeon problem (2022)

https://maxnagy.com/posts/pigeons/
60•cyb0rg0•6d ago•42 comments

Using bubblewrap to add sandboxing to NetBSD

https://blog.netbsd.org/tnf/entry/gsoc2025_bubblewrap_sandboxing
55•jaypatelani•7h ago•18 comments

Email verification protocol

https://github.com/WICG/email-verification-protocol
101•sgoto•1w ago•67 comments

William Gass and John Gardner: A Debate on Fiction (1979)

https://medium.com/the-william-h-gass-interviews/william-h-gass-interviewed-by-thomas-leclair-wit...
5•ofalkaed•6d ago•0 comments

I Am Mark Zuckerberg

https://iammarkzuckerberg.com/
994•jb1991•13h ago•355 comments

Python Software Foundation gets a donor surge after rejecting federal grant

https://thenewstack.io/psf-gets-a-donor-surge-after-rejecting-anti-dei-federal-grant/
36•MilnerRoute•2h ago•8 comments

Ironclad – formally verified, real-time capable, Unix-like OS kernel

https://ironclad-os.org/
333•vitalnodo•21h ago•96 comments

Largest cargo sailboat completes first Atlantic crossing

https://www.marineinsight.com/shipping-news/worlds-largest-cargo-sailboat-completes-historic-firs...
357•defrost•1d ago•241 comments

Ask HN: How do you get over the fear of sharing code?

28•sodokuwizard•2h ago•44 comments

Reverse engineering Codex CLI to get GPT-5-Codex-Mini to draw me a pelican

https://simonwillison.net/2025/Nov/9/gpt-5-codex-mini/
136•simonw•16h ago•63 comments

Bull markets make you feel smarter than you are

https://awealthofcommonsense.com/2025/11/ben-graham-bull-market-brains/
76•raw_anon_1111•3h ago•30 comments

American Heart Association says melatonin may be linked to serious heart risks

https://www.sciencedaily.com/releases/2025/11/251104012959.htm
26•pogue•2h ago•16 comments

Open-source communications by bouncing signals off the Moon

https://open.space/
246•fortran77•1w ago•66 comments

Ask HN: How would you set up a child’s first Linux computer?

137•evolve2k•8h ago•184 comments
Open in hackernews

ChatGPT knows my IP geolocation

https://www.hermandaniel.com/blog/20251109-chatgpt-geolocation/
12•kekqqq•7h ago

Comments

roscas•6h ago
Why are you worried GPT knows your location? If you use any Apple stuff, it knows your exact location. Android is the same. Windows knows the exact location also. So why would not GPT know that? Most webpages know your location, but since they also know your IP, they know in where you are, the city name at least, within a few KM. You are talking about the location. You should be worried about using Apple, Android or Windows because they know a lot more than that.

update: forgot to mention that if you any of antisocial networks like Facebook or Twitter, they know where you live. And if you are on your room, kitchen or living room. Or outside. Or anywhere you go.

immibis•3h ago
The surprise isn't that OpenAI can figure out your location if they want to. The surprise is that OpenAI puts your location in ChatGPT's system prompt.
XenophileJKO•2h ago
This isn't a surprise, people ask things all the time that are location specific. "Will it rain?", "what is going on this weekend?", etc. They didn't originally have location, I had to save it specifically as a "memory" when that was first added.
knallfrosch•2h ago
Problematic is that ChatGPT gaslights users and claims NOT to know personal information it clearly does know.

Imagine it telling someone "picking cotton" is a fine job, with some hidden knowledge about that person's ethnicity – with ChatGPT denying it used that information even when asked.

Do you see now how easily this gets problematic?

Bender•4h ago
Verified this is a thing. I asked it where I am and how it figured that out. It said it does not have access to my device’s GPS, IP address, or any other identifying information.

I then asked it for specific food locations near me and it listed them with pictures and the name of the town. I was never prompted to provide location information which my browser will prompt me if it is requested. My cookies are only from today. I have never visited the site before today. Linux workstation with arkenfox

I have never logged in or created an account on ChatGPT which I will not do until the potential assassination of whistleblower Suchir is resolved. The wikipedia page is missing a lot of factual data and contains misinformation. conflicts with pictures taken by his mother including the sabotaged surveillance system, blood in multiple rooms and a struggle in the blood, bloody wig, bullet trajectory down from in front and above, text messages and food order, covered in multiple interviews with pictures.

portaouflop•3h ago
What is the big conspiracy that Suchir was allegedly killed for?

Everyone knows that OpenAi blatantly violated copyright during training but no one really cares

Bender•3h ago
Everyone knows that OpenAi blatantly violated copyright during training but no one really cares

That was the purported reason [1] and I do not care about copyright either. Some believed that could be a threat to a potential 10 billion to 100 billion dollar industry. I do not know if that is enough for one to take preemptive measures.

[1] - https://www.hindustantimes.com/world-news/us-news/what-did-s...

TechRemarker•3h ago
I just asked where am I currently today and on the iOS app it responded with the correct current location for where I’m visiting without needing to trick it into using the devices location data. In settings on iOS this app does not request or have access to location. So yes, a little surprised iOS still provides ip address but assume necessary for some functionality.
quirino•4h ago
Another curious behavior here is: LLMs are eager to use information available to them, even when it's completely irrelevant.
immibis•3h ago
Consider they're trained to respond to the prompt you entered. If you enter "I'm in Czechia. Please tell me a local LLM model." of course you expect it to say something about Czechia since you queried it that way. Now imagine the first sentence is in the system prompt instead - same thing.
ssl-3•3h ago
Every service on the Internet knows its users' IP addresses. It's a very short trip for an interested party to convert an IP address to whatever it is that IP geolocation means today in 2025, where we even have things like RFC 8805 that seek to promote the active dissemination of that information.

What aspects of this blanket reality serve to make ChatGPT uniquely concerning, or even interesting?

NicuCalcea•3h ago
It's not transparent and, in some instances, leads to worse outputs. ChatGPT keeps telling me "since you are in Ireland, you can ..." when I'm not in Ireland, that's just what my VPN is set to.

At least on a normal site, it will usually ask "You're currently visiting the UK site, do you want to switch to our Irish/EU site"? Here, it just makes the assumption with no indication of it happening.

logifail•3h ago
> At least on a normal site, it will usually ask [...]

<britishairways.com has entered the chat>

BA doesn't even ask, just immediately switches to the language it assumes matches the geolocation of the IP address you're connecting from...

<sigh>

knallfrosch•2h ago
Just like the Rust homepage.

I was on Windows and wanted an offline installer for Linux. It's impossible.

steveklabnik•2h ago
The Rust install page says this when I load it up on iOS:

> It looks like you’re running macOS, Linux, or another Unix-like OS. To download Rustup and install Rust, run the following in your terminal, then follow the on-screen instructions. See "Other Installation Methods" if you are on Windows.

“Other Installation Methods” links to https://forge.rust-lang.org/infra/other-installation-methods... which has offline installers for every platform, including various Linuxss.

nostrademons•2h ago
Almost every personalized site does this. I just changed my VPN to Finland from the U.S. Results from a spot check of sites:

Google will automatically show me results in Finnish, personalized to what Finnish users typically search for. It does have a sidebar to prompt me to switch back to English, but that's because I put in an English query.

Netflix shows me the content that's available in Finland, along with recommendations for top movies in Finland. No option to switch back to U.S.

Reddit, when logged out, defaults me to content from r/arkisuomi, r/suomi, r/finland, and then the default subreddits. Also no indication that they've changed their recommendations.

Expedia defaults me to the U.S, but with a banner to switch to expedia.fi instead.

Zillow has no personalized content on their logged-out homepage, but if I try to search for "Current location" it will show me homes in Finland. Same with Redfin.

Yelp defaults my language to Finnish and shows me recommendations for Helsinki.

Isn't this a large part of why people get VPNs, so they can see what content looks like for visitors from other countries? I got one mainly so I could watch Canadian Netflix and so travel sites would stop charging me California prices (they often price-discriminate based on average incomes in your region).

diamond559•3h ago
So stop using it...
wunderwuzzi23•3h ago
The system prompt contains a lot more information about you. Just ask it to print all information under User Interaction Metadata.

More details here: https://embracethered.com/blog/posts/2025/chatgpt-how-does-c...

kissgyorgy•2h ago
This prompt: "What do you have in User Interaction Metadata about me?"

reveals that your approximate location is included in the system prompt.

allenu•2h ago
I asked it this in a conversation where it referenced my city (I never mentioned it) and it conveniently left out the location in the metadata response, which was shrewd. I started a new conversation and asked the same thing and this time it did include approximate location as "United States" (no mention of city though).
mrs6969•2h ago
For the record, it happened yo me as well once. When I asked, it said it gave that location randomly. A small town around the world, random choosen and it is my town is very good probability I would say.

I tried to replicate it as well, could not.

İt happened when I asked for weather, maybe someone can replicate it.

quelsac•2h ago
Try Lumo by proton
allenu•2h ago
I just tried this and it definitely knows your general location. I asked it for the "best fried chicken near me" and it used my city. Gaslit me as well when I told it it had access to my location and its response that it used Google and Google provided a "default search location".

Obviously it can figure out location by IP, but the lying is insulting and creepy. The fact that lying would likely work for non-technical people is even worse.