jpmattia

18 ms·

151.
by jpmattia 4y ago
> My favorite "make stuff toys" of the 70's were my Erector set and Lego set of course. I can't resist telling this story: As a little kid, I could not figure out why my erector set was so superior to all of my frie
152.
by jpmattia 4y ago
The paper made me wonder: How many false negatives? ie, did the model declare an investment as "bad" even though the investment turned out well? Essentially: I was looking for a scatter plot with "expected return" on one
153.
by jpmattia 4y ago
58yo and walk around 5km daily with the wife on trails. (We're in SoCal, so it's always sunny.) Sometimes I tack on another 5-10km jogging. Very good for physical and mental health.
154.
by jpmattia 4y ago
> I find myself wishing that they'd have a page of screenshots and code snippets for each components The samples folder in the distribution pretty well fills this need. See eg https://docs.wxwidgets.org/3.2/p
155.
by jpmattia 4y ago
Aha. I was reading too fast (plus I deal with a lot of people who "cut a check", which means "issue a check" in accounting-speak.)
156.
by jpmattia 4y ago
Very interesting idea. I'm still wrapping my head around the multisig use, but there was one confusing point on the site: > The stored Bitcoin is only claimable when the holder cuts the note. "Cuts"? Does that word mea
157.
by jpmattia 4y ago
> Nobody claimed nobody in a regulated system ever loses money. Only if you read the above questions literally and miss his meaning: > Into a mess for who? Depositors? > Could you summarize how much money depositors across the
158.
by jpmattia 4y ago
> The FSL crisis was caused by wild-west deregulation, accounting practices which have since been banned, and resulted in a thousand convictions. I'm guessing you did not live through it: Like 2008, there were many causes. See eg th
159.
by jpmattia 4y ago
> Could you summarize how much money depositors across the entire United States lost to bank busts over the past, say 40 years? Nominal or actual? Just the Federal Savings and Loan crisis + the TARP bailouts were billions from the diluti
160.
by jpmattia 4y ago
> Banking left unregulated turns into this mess time and time again. And yet, regulated banking also turns into a mess time and time again.
161.
by jpmattia 4y ago
> They claim that 100% of the assets are backed by US dollar cash deposits. Still? (ie link?) All I see is: “All Tether tokens are pegged at 1-to-1 with a matching fiat currency and are backed 100% by Tether's reserves.” (link he
162.
by jpmattia 4y ago
> hold some cash and hold some US treasuries. Pocket the interest. Become rich. Not getting what you're saying here: Only banks should have that privilege?
163.
by jpmattia 4y ago
> Did Citibank claim that its value was one-to-one backed with U.S. dollar reserves until they were caught not doing so? If not, they're probably not a relevant comparison to Tether. I'm not getting what you're saying he
164.
by jpmattia 4y ago
> Only 3.87% of Tether was backed by dollars For comparison: Citibank had only 11.73% Tier 1 capital in their 2021 report: https://www.citigroup.com/citi/investor/quarterly/2021/ar20_... Couldn&#x2
165.
by jpmattia 4y ago
Whoops, it turns out it's tokenized, not an actual short. I'll delete the comment (really edit, since delete is now removed.) https://www.coinbase.com/how-to-buy/1x-short-bitcoin-token
166.
by jpmattia 4y ago
deleted erroneous comment about shorting on Coinbase.
167.
by jpmattia 4y ago
> Since coinbase isn’t FDIC insured, The Fortune article in the HN link is writing only about the crypto assets, which lack FDIC insurance. Cash assets are FDIC insured. From Coinbase: "To the extent U.S. customer funds are held
168.
by jpmattia 4y ago
Psych study with n=114. Given the reproducibility crisis in psychology, I'll wait for the replication.
169.
by jpmattia 5y ago
> Wafer scale integration [1] has come up periodically over the years. Not merely years, but decades. I worked with a wafer-scale group in MIT Lincoln Laboratory back in the late 80s. I'd say there is a reason the technology hasn&
170.
by jpmattia 5y ago
> Is this also why civilian IR devices are typically slow and/or very low resolution, or alternately very expensive? I haven't followed the professional/consumer market in IR, but as a general statement: The materials sy
171.
by jpmattia 5y ago
> it sounds like the HgCdTe-based FPAs are primarily an electrochemical thing HgCdTe is a semiconductor like Si or GaAs, but it has a much smaller bandgap. > My impression of more modern IR-spectrum imaging (Teledyne/BAE/
172.
by jpmattia 5y ago
I used to work on infrared imagers long ago in the late 80s, so I still sometimes notice obscure technical details about IR. Many modern anti-tank weapons were designed back in the 90s and then battle-tested over the next decades. So like a
173.
by jpmattia 5y ago
You got me curious about cancer rates by country: https://www.wcrf.org/dietandcancer/global-cancer-data-by-cou... They list 50 countries, and relevant to your post: - Belgium #4 with 329.9/100K - Italy #24 with 29
174.
by jpmattia 5y ago
> I don't see how "$25 million from a VC" will be interpreted by outsiders as inspiration for bootstrapping. Yes, outsiders might not see it. At the time, insiders saw the percentage the company retained, and realized th
175.
by jpmattia 5y ago
Again, the context is important: You need to look at the percentages retained in those funding rounds relative to what was happening at the time. Their low capital needs, which gained them leverage, and the following high return spawned a g
176.
by jpmattia 5y ago
You have to remember this article was written in 2001, when most "big" ventures were hardware and therefore very capital intensive. Google shattered that idea: Larry and Sergei retained an extraordinary percentage up through the I
177.
by jpmattia 5y ago
Relevant: Bill Gates posted (back in June) a book review about GE: Lights Out, What happened to GE? The fall of one of America’s great companies. https://www.gatesnotes.com/Books/Lights-Out
178.
by jpmattia 5y ago
> No private information was publicly visible, but teacher Social Security numbers were contained in HTML source code of the pages. If it was in the HTML source code, then it was publicly visible, so it is unclear what the article is t
179.
by jpmattia 5y ago
Might as well skip to the end of the story and start training for Badwater. https://www.badwater.com/event/badwater-135/
180.
by jpmattia 5y ago
My all time favorite award in 1991 for Education: Dan Quayle, "consumer of time and occupier of space" (as well as the then-U.S. Vice President), for demonstrating, better than anyone else, the need for science education.

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