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karma_pharmer

376 karma · joined April 3, 2024

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karma_pharmer··on The rise of the disposable car
Totaled means the insurance company buys the car from you.

It's not your car anymore, so obviously you don't get to drive it.

karma_pharmer··on The rise of the disposable car
oh my god.

what exactly were the rivian engineers thinking?

karma_pharmer··on The rise of the disposable car
That's a feature not a bug.

It's selective definancialization, and I love it. Same reason why buying tax foreclosures is such a great bargain: you don't have to compete with bank-financed buyers!

karma_pharmer··on Toyota showcases compact engines adaptable to different fuels
Dangerous in automobile accidents.

Most, possibly all states in the US will refuse to register a LNG conversion. Only the vehicles designed for that fuel from the start (like transit busses) are allowed.

karma_pharmer··on Ex-OpenAI board member reveals what led to Sam Altman's brief ousting
Oh right that's why there are zero sociopaths at NGOs...
karma_pharmer··on Anonymous Source Shared Leaked Google Search API Documents
Then why does kagi have the same artificially-massive github boost that google does and no other engine (bing, duckduckgo) does?

They're just reselling google searches. With maybe 1% salted in from elsewhere for deniability.

karma_pharmer··on Anonymous Source Shared Leaked Google Search API Documents
... and 99% of the results come from just one of those.
karma_pharmer··on Ex-OpenAI board member reveals what led to Sam Altman's brief ousting
I just want to say I love this comment and the way it's written, I wish more news articles had such creative verbiage! But could somebody please translate the following into something my helplessly-uncool brain can grok?

> I’ve been short this nonsense for a decade,

...this nonsense = deep learning? I mean the current research wave is only just barely 10 years old and its financial/investable effects definitely less than 10 years old....

Or is "this nonsense" something else? Can you short Sam Altman the individual? takemymoney.jpeg I will chug that ice-nine kool-aid.

> LeCun woke up the other day and chose violence on X.

maybe just a link?

karma_pharmer··on Anonymous Source Shared Leaked Google Search API Documents
ads eat everything else

Well duh. Because it's the only value you're allowed to collect from retail customers without having to deal with either chargebacks or kyc.

We've deliberately made every other form of micropayment infeasible. It shouldn't be surprising that the only one left is insanely popular.

karma_pharmer··on Anonymous Source Shared Leaked Google Search API Documents
Kagi is simply reselling google search results.
karma_pharmer··on Surveilling the masses with wi-fi-based positioning systems
> I do not have reason to believe that

This phrase has no place in security research.

karma_pharmer··on Surveilling the masses with wi-fi-based positioning systems
> Cleanroom reverse engineering for the purpose of publishing new driver code, to avoid legal/IP minefields, is super-expensive

Project Ortega did it to an entire gigabit ethernet controller for the princely sum of zero dollars:

https://media.ccc.de/v/37c3-11781-adventures_in_reverse_engi...

https://wiki.raptorcs.com/wiki/Project_Ortega

> Binary BL31 contains some unknown code to get HDMI-RX PHY access working.

That doesn't sound like DDR training to me. Maybe now you see the problem?

karma_pharmer··on Surveilling the masses with wi-fi-based positioning systems
If it was that easy we'd have a cleanroom FOSS implementation by now. It's been more than two years!

https://wiki.raptorcs.com/wiki/Project_Ortega

karma_pharmer··on Surveilling the masses with wi-fi-based positioning systems
an open source implementation of 802.11 for wifi 6 cards

For which baseband chip, specifically?

I mean this would be great, but I have a very hard time believing any baseband vendor gave you enough documentation to achieve that -- especially not without an OSS-prohibitive NDA. Would love to be wrong about that. It happened once, but that was back when Atheros was an independent company -- before they were Qualcommized.

Also, aren't all the wifi 6 baseband firmwares cryptographically signed? Best case it'll be as "open source" as Tivo was.

We've also reported mac leaks to vendors

That's good, but I don't think the whack-a-mole approach inspires much confidence. There have been so many of these problems that at this point we really need to take the car keys away from the drunkard and have the baseband chip and the MAC-bearing eeprom be separate devices which can only communicate via the CPU. Or just have the CPU derive the MAC from the CPU's own serial number. Or maybe just not have hardware MAC addresses at all.

karma_pharmer··on Surveilling the masses with wi-fi-based positioning systems
> OSS TF-A at EL3 + closed DDR training (RK3588)

That should be "blob which does stuff, including DDR training, at EL3".

That blob certainly does DDR training. Maybe it does other stuff. But all of it is done at EL3.

> In decreasing order of preference

"Warning! Diagram is not drawn to scale."

karma_pharmer··on The Internet Archive is under a DDoS attack
Because the orphanage refuses to use cloudflare.
karma_pharmer··on Surveilling the masses with wi-fi-based positioning systems
Yeah but then millennials came along.
karma_pharmer··on Surveilling the masses with wi-fi-based positioning systems
Like I said: blobs in EL3, the highest privilege level.

We've been getting these "almost there" announcements quarterly for multiple years at this point.

karma_pharmer··on Surveilling the masses with wi-fi-based positioning systems
Rockchip RK3399 and RK3588 SoCs

Just so people don't get confused, there is a huge world of difference between these two chips. They are not in the same category.

Rockchip RK3399 is 100% blobless. You even control the EL3 Trustzone Secure World! This is True Root.

Rockchip RK3588 still needs blobs in EL3, the highest privilege level. We've been hearing rumors for years now about "oh they'll open source it next month for sure" and it.... just. never. happens. Please stop spreading this rumor. Source or GTFO, Rockchip.

karma_pharmer··on Surveilling the masses with wi-fi-based positioning systems
Most wifi baseband firmware "helpfully" leaks the true eeprom-written MAC address in places like management frames and beacons:

https://news.ycombinator.com/item?id=13839540

As of 2017 the authors of the paper above found MAC leaks in a shocking 96% of all android phones. And the remaining 4% aren't proven to be leak-free -- they simply hadn't noticed any leaks by the time they wrote the paper.

Unless you have fully open-source firmware on your baseband, like ath9k_htc, there's really no way to prevent this leakage. Or even be sure if it's happening.

https://wiki.debian.org/ath9k_htc/open_firmware

With open source baseband firmware you can guarantee that the baseband never even has access to the hardware MAC address. You can even reflash the MAC address eeprom (on every boot if you like!)

karma_pharmer··on Priced out of home ownership
... which are also the same ten square yards where all the butt-in-the-air folded-in-half fent zombies hang out.

Sorry but it's true.

karma_pharmer··on Is regulated BGP security coming?
Russian and China Telecom constantly claim networks that aren't theirs to begin with.

... and coretx's "nobody wants to peer with an idiot" is clearly not working here. These networks are still being peered with.

Maybe the regulators should start by regulating only international peering.

karma_pharmer··on Is regulated BGP security coming?
With cryptography? I doubt it. Not the same thing as RPKI.
karma_pharmer··on Is regulated BGP security coming?
And yet SS7 still has no cryptographic security measures.
karma_pharmer··on Hurl, the Exceptional Language
i think you mean to to say "has sunk"
karma_pharmer··on The accidental tyranny of user interfaces
you want to convert a file to Google Sheets, that likely requires several different microservices working in tandem to handle your request.

Well there's your problem, right there.

karma_pharmer··on Goodix Fingerprint Drivers for Linux (Or at Least Debian)
up your... nose, of course.
karma_pharmer··on Big Tech to EU: "Drop Dead"
I don't see cellphones as general purpose computers either. For exactly the same reason why I don't see game consoles as general purpose computers: neither one will run arbitrary programs. They only run programs that are blessed by their manufacturer. Both are appliances.

I'm really failing to see the distinction here.

Big tech will simply declare that phones aren't "general purpose computers". There is no reasonable endgame here in which: (a) this is enforced against cellphones and (b) this is not enforced against game consoles and (c) the EU doesn't end up looking completely ridiculous and arbitrary.

I'm betting that they cave on (b). It's the least painful option. The EU is going to have to enforce this against game consoles in order to be taken seriously.

karma_pharmer··on Big Tech to EU: "Drop Dead"
What makes you so sure there isn't one already? The FBI's whining?

It's like that scene at the end of Sneakers: "they just don't want to share with the other children..."

karma_pharmer··on Microsoft's Emissions Spike 29% as AI Gobbles Up Resources
the ones that actually looked at it and

... noticed that it doesn't even define "indigenous"

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