Viewing profile — blackholesRhot
blackholesRhot
HN member- Joined
- Tue, Jul 21, 2015, 3:25 PM UTC
- HN karma
- 141
- Public activity
- 27 items
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About blackholesRhot
Recent public activity
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Comment #42715607
This is only for Starship testing. The issue should go away very soon, after at most a few more Starship tests.
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Comment #42715604
This is only for Starship testing and should go away as an issue after a few more Starship tests.
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Comment #32702749
RIP Peter
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Comment #31057160
Two of the three co-authors, Dan and Sho, come from high energy physics backgrounds. Dan went from pure high energy to the intersection of HEP and quantum information. Boris comes …
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Comment #31033556
FYI I'm a Spinlaunch invesetor. Just watched this video. His argument for why Spinlaunch won't work is basically: 1) in the video of their first test chamber (12m diameter) there's…
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Comment #25534655
I was lucky enough to participate in one of these "educational programs". When I was in 6th grade I was selected to learn HAM radio and ask a question to the astronauts aboard STS-…
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Comment #22372190
"Yeah, got cut for brevity, but students definitely experience serious anxiety about even the five year horizon." Lambda School is <5 years old. Pretty disingenuous man.
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Comment #20908501
Completely agree.
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Comment #20743065
Couldn't agree more.
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Comment #19297342
the authors are basically rediscovering Chen-Stein’s concept of Poisson approximation... which can be used to almost trivially approximate any birthday problem variant. For example…
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Comment #18893708
These concepts make more sense after one has been exposed to quantum mechanics. One of the first things you do in an intro to quantum mechanics class is calculate the energy levels…
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Comment #18555453
I respect Schneier but this is basically 10x-ing the word count on Terry Tao’s 2016 blog post: https://www.google.com/amp/s/terrytao.wordpress.com/2016/06/... Unacceptable to me th…
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Comment #16640663
Google Cloud and Microsoft Azure tutorials default to insecure datastore configurations; AWS, Rackspace and SoftLayer are better
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Comment #15941467
One favorable interpretation is that he’s trying to say something similar to what Richard Muller said here https://www.quora.com/What-is-your-opinion-on-the-UC-Berkele... In the 60…
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Comment #15615067
Also, this hedge became an extremely famous trade in the years to come, netting Mexico $8B in savings. https://www.ft.com/content/ccd87f9e-9bd9-11de-b214-00144feab... https://www.b…
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Comment #15615023
I was working in the crude oil / nat gas options pit at the NYMEX during the summer of 2008 when these trades went down (where much of Mexico's hedge was traded but not necessarily…
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Comment #12602720
There were a couple papers a year ago showing pretty convincingly that yes there is some entanglement between some of its qubits. But from what I've seen there's zero evidence that…
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Comment #12517762
A few comments as someone who works on the periphery of this field: 1. I started my PhD doing quantum information. People in quantum information spend a lot of time thinking about …
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Comment #12335033
And a journalists' views on string theory :-/ "Just because Witten is a genius does not mean he is infallible. He is wrong, I believe, that string theory will eventually be validat…
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Comment #12242761
I find this argument inadequate. The conclusion may be true (that most venture funds lose money) but this article does a poor job of elucidating why this may be the case. There are…
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Comment #12153771
This general area is called "concentration of measure" in case you want to Google around and find other examples. A simple but informative calculation is to compute the volume of a…