jpmattia

37 ms·

391.
by jpmattia 9y ago
This is likely the FB job listing: https://www.facebook.com/careers/jobs/a0I1H00000LgnqFUAR/ Looks like all of the difficulty of building a hardware startup, while maintaining all of the downside of being pa
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by jpmattia 9y ago
:) The TS-990S looks to be a smidgen better than my old Kenwood. It took me a few minutes to remember: Mine was the TS 520, which listed at $600 according to eham. So even more of a bargain than I remember. (not like I paid for it. Tha
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by jpmattia 9y ago
> Look, a decent Yaesu costs 5x as much Old timer says: My Kenwood (3 tube final amp) cost about $700 in 1978, so I'm a little amazed at modern pricing. -- KA1BKM
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by jpmattia 9y ago
Curiously, if you have read Mechanics from cover to cover and solved all the exercices, you also have not lived.
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by jpmattia 9y ago
Matt Levine's article reads like a dinosaur whining that a meteor that has hit his environment, and now everything is changing. I must have missed the point. It's strange, because Matt's articles are usually worth reading sl
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by jpmattia 9y ago
As near as I can tell: Compton scattering treats the photon and electron as two colliding balls, assigning momentum to the photon based on its wavelength. However, because the electron changed momentum during the collision, it must have e
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by jpmattia 9y ago
> USDT/USD dipping below $1.00 for the first time in awhile The dip corresponds with a $600M increase in the market cap, so is likely explained by a sudden increase in supply. It would be worrisome only if the price didn't get
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by jpmattia 9y ago
> and buy USDT thinking they are buying USD not realizing they are buying tethers There are people buying $450M of USDT thinking that it's actually dollars? And just in the last round? Let's think about how many people, and
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by jpmattia 9y ago
> This is Bitfinex itself printing and using Tethers to buy BTC. Who is on the other side of that transaction? ie, who is accepting $450M in tether for their BTC?
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by jpmattia 9y ago
For comparison, he also thinks it's going to $40K by EOY 2018. http://www.businessinsider.com/novogratz-bitcoin-could-be-at...
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by jpmattia 9y ago
> Is 65 considered young? Honest question. He was born during the Truman administration... I used to think 65 was old. Then I turned 50, and it suddenly seemed kind of young. -- Born in the last 2 weeks of the Kennedy administration.
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by jpmattia 9y ago
> As others pointed out, when you buy/sell futures, you risk counterparty risk. Yes, but: There is a chain of companies that have to fail before you incur the loss. The clearinghouse will cover the default first, and bill it bac
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by jpmattia 9y ago
http://cfe.cboe.com/cfe-products/xbt-cboe-bitcoin-futures > XBT futures are cash-settled contracts based on the Gemini's auction price for bitcoin, denominated in U.S. dollars.
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by jpmattia 9y ago
> There was a myriad of stories about traders and even banks that tried to pull of some shady statretgy in the stocks markets that the SEC shut down OK, let's hear a few of the stories. Or at least a few links. (And I promise my
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by jpmattia 9y ago
I think there is something of term-of-art here. "Clearing brokers" (like Goldman) vet the clients who send transactions to the exchange. If the client defaults on a trade, Goldman is likely liable to the clearing house for the de
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by jpmattia 9y ago
> Has anyone discussed the future of forks with respect to futures? The reference bitcoin index for futures is well-defined: http://www.cmegroup.com/trading/files/bitcoin-reference-rate... I would guess that
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by jpmattia 9y ago
> Tether is how you short bitcoin ... so they move into tether hoping to buy back in after bitcoin goes down without having to do the expensive/difficult bitcoin-usd move. "Shorting" means borrowing bitcoin and then sell
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by jpmattia 9y ago
If you find these lesson interesting, there were another 10 lessons from the Rotafest: http://alumni.media.mit.edu/~cahn/life/gian-carlo-rota-10-le... [Prof Rota was a bit of an institution already in the 80s, w
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by jpmattia 9y ago
Disclaimer: Also not an expert. Photons have no magnetic moment. You know this because the propagation of light is unaffected by the presence of the strongest magnetic fields we generate here on earth (which is several tesla.) The article
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by jpmattia 9y ago
> Now all that's left is the superfund site.. https://yosemite.epa.gov/r9/sfund/r9sfdocw.nsf/ViewByEPAID/c... .
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by jpmattia 9y ago
Exactly. I'd be a lot more worried when we hit unbridled enthusiasm, with a raft of strangers telling me "It can't go down. The number is limited!"
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by jpmattia 9y ago
> My experience is that when people say FTP a lot of the times they can mean SFTP. It's worse than that: FTP has come to mean file transfer generically. Lots of users refer to Dropbox as "FTP".
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by jpmattia 9y ago
If you're an outdoor junkie: Ken Burns has an excellent multipart documentary on the formation of the National Park System, including some of the personalities and gory politics. (The political landscape doesn't sound like it&#x
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by jpmattia 9y ago
You must have had a different interaction with the MIT Corp: I've found that they have nothing other than the best interests of MIT at heart. Most of the members are alums, and several of them have made very significant donations (wi
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by jpmattia 9y ago
> the halls were inundated with drunk and drugged strangers invited randomly from the street That's a big cultural shift. There used to be a term in local dialect for non-MIT people in the dorms: urchins. (even defined in HowT
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by jpmattia 9y ago
When I first heard about it, I noticed that McCormick had the highest GPA and SH the lowest. So I helpfully suggested moving all the SH residents to McCormick and are there any other campus problems you would like me to solve this morning?
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by jpmattia 9y ago
> So if that's it, this is just a numbers story. There are certainly those who view it that way. > But not as much of a story to write about intrigue and malfeasance at MIT. MIT is a big place with a lot of opinions about &qu
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by jpmattia 9y ago
Steer Roast was one of the more insane events on campus. Certainly you can throw a party anywhere, but student-organized parties probably wouldn't happen far away; There is barely enough time for logistics while handling MIT's c
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by jpmattia 9y ago
> What's the actual story here? Not sure of the context of your question exactly, but a quick summary for non-alums: MIT has had a dorm system for many decades where students choose where they are going to live. This tends to ag
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by jpmattia 9y ago
> The collapse of that pyramid is exactly what happened, IMO, and it wouldn't have been possible without the sub-prime lending. imho, housing prices would have declined sooner. The valuation of houses was already wacky in 2001 by

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