Viewing profile — andars
andars
HN member- Joined
- Sun, Nov 03, 2013, 3:34 AM UTC
- HN karma
- 1,715
- Public activity
- 402 items
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About andars
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Recent public activity
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Comment #18084778
Borrowing from an a old comment of mine: On one hand, on some scales, Newtonian mechanics is correct "enough" to give results that work, and so in that sense it is just incomplete …
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Comment #16274658
"Pony up" must mean something different for me than it does for you. I don't know what it means to OP, in my comment I mistakenly assumed my understanding of the phrase was fairly …
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Comment #16274623
Realistically, if the government didn't tax and the benefits were available without payment, how many people would voluntarily pay? Many (most?) will accept a free ride when it is …
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Comment #16274587
But their software is also free as in beer? It seems strange to make something available without payment and then get mad when people don't pay. I understand the other non-monetary…
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Comment #16265592
Could you clarify what is nonlinear about that system? From your description, it sounds like a high (4+) order (mostly) linear system. The motor probably has nonlinear dynamics, bu…
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Comment #16244236
Sorry, I'm not qualified to give a good answer. I would guess that the relatively long wavelength of ultrasound could potentially cause resolution issues.
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Comment #16244030
I'm not very familiar with the plasma dots approach, but from a cursory look it appears that it is not capable of RGB. On the other hand, there is nothing that can fall out of conf…
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Comment #16243843
> Can you levitate multiple particles at the same time? Yes, but their device currently is only capable of levitating a single particle. With the current approach, the device would…
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Comment #16243797
The cellulose comes from the black liquor on a spoon (see 0:46 in the video). The put the spoon at the focus of the laser and with luck some particles get confined. After the trap …
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Comment #16243652
Nonetheless, everybody calls the displays in Star Wars "holograms". Smalley notes this, and the title is using the word in this colloquial sense. There is an unfortunate disconnect…
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Comment #16243593
I've seen this in operation and am acquainted with the researchers. I may be able to attempt to answer some questions about it.
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Comment #16236623
Or he plans on growth in other segments (solar, batteries, ?)
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Comment #16236568
> Tesla rockets Tesla is distinct from SpaceX.
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Comment #16236556
Jobs had a $1 salary and no bonuses. That doesn't say anything about stock options, grants, etc. It sounds like Musk will get minimum wage and no stock anything if Tesla doesn't me…
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Comment #16236474
Tesla, the car company, probably will never come close to the market caps thrown around in the article. Tesla, the energy company, might.
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Comment #16234695
Walk
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Comment #16233780
Other
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Comment #16233776
Electric bicycle
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Comment #16233775
Bicycle
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Comment #16233774
Train
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Comment #16233773
Light rail
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Comment #16233771
Carpool
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Comment #16233770
Car (solo)