Viewing profile — kurthr
kurthr
HN member- Joined
- Thu, Aug 21, 2014, 4:27 PM UTC
- HN karma
- 9,284
- Public activity
- 2,995 items
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About kurthr
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Recent public activity
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Comment #49201947
Crime is legal (if you're in the right group).
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Comment #49184423
It's only a fraction of the effect (and of course there was also over financialization), but 20% of the US population was farm labor in the 20s, that fell substantially (and there …
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Comment #49183845
I worked on the early iPod scroll wheel, before there were advertisements for it and it was in common use. I found the UI interaction odd and unintuitive, particularly the "menu" b…
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Comment #49164536
Yes, I set a calendar notification then. Don't mind the dup, though.
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Comment #49156140
The solution to pollution is dilution. It might not always be true, but it is here.
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Comment #49088062
Longer to write and generally a numerical rather than symbolic representation.
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Comment #49087908
Yeah, bra-ket is arbitrary tensors (inner and outer multiplication) rather than the nice 4D of space-time (with derivatives). I will say that seeing transformers written this way g…
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Comment #49087337
bra-ket is the (most?) general form of tensor manipulation. Raising and lowering operators for summation notation are the beginner tools for covariant derivatives of the metric ten…
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Comment #49073977
Yeah, came here to say this. There are a lot of things that will affect efficiency and how clean your panels are is only one of them. How dirty your panels get is also highly sensi…
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Comment #49022983
Yes, I'm agreeing with you. There need to be 200 companies willing to pay $10B/yr for this. What is the ROI? That's the pay roll of ~half the work force of the largest 200 companie…
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Comment #49022344
That sounds reasonable, it's "just" $1k/yr for 2B workers (there are about 1.2B total "knowledge workers" in the world including gig drivers), or $10k/yr for 200M workers (there ar…
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Comment #49015088
Asking the right questions has almost always been one of if not the most important skills. There are often an almost infinite list of possible approaches, but knowing the domain, y…
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Comment #49006907
Ask Claude to choose a set of improvements that it would rate highly.
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Comment #48965214
I don't know any Jain well, but I believe they drink milk and fermentation products, but do not consume honey. Open to correction.
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Comment #48965191
I think it's often called ovo-lacto vegetarian. There are also pescetarians.
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Comment #48964734
Hindu drink milk and eat cheese, butter, and honey. Not vegan.
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Comment #48963735
Worse than? What has been done to Ye? I mean, he's known for being a nazi symp and hitler lover, but that's just facts. Should we forgive Hitler too, because he was neurodivergent?…
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Comment #48960383
How is this not labeled (2022)? It sure hasn't aged well. The oppression of billionaires and owners of the media by the few non-bots left on social media is kinda hilarious. The id…
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Comment #48960204
Any sufficiently advanced satire...
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Comment #48955778
I think there were big reflectors in the book, but it's been years since I read it. It's the sail that would need to be toroidal and huge. I guess the better point is that, if you …
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Comment #48950370
It is more similar to the Medusa method. Lots of ideas have been proposed. One problem is getting the nukes prepositioned (and they won't easily stay in one spot!) with chemical ro…
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Comment #48950197
This is really being driven by tandem OLED with blue phosphorescent (not fluorescent which is the current commercial design) layers, most likely from Universal Display Corp. The bl…
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Comment #48949231
Well, there is a way to do it slowly, the probe(s) just need to be in a 500AU circular orbit. At that distance power and thrust are an issue, and RTGs seem like a better choice tha…
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Comment #48949038
I'm a bit skeptical of the token cost/ROI for all models, but sunk costs are sunk. It has the feel of self-improving super-intelligence or bust to me. If you get that, the frontier…
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Comment #48913165
Part of the reason is that they used NiMH for the batteries in those (I have 3 that are 20-30 years old some predating the Phillips logo). All of mine still work. The NiMH is good …