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Viewing profile — zippy5

zippy5

HN member
Joined
Sat, Apr 15, 2017, 2:03 AM UTC
HN karma
179
Public activity
68 items

About zippy5

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Recent public activity

  1. comment
    Comment #43247051

    My understanding is that it was more the 9000 bank failures effectively created a credit crunch. Like if a bank closes and there's no replacement, then most small business were una…

  2. comment
    Comment #31111492

    But what if the DJ convinces his audience to invest in a much larger and more expensive night club at an extraordinary premium. Then it might make sense to buy the original night c…

  3. comment
    Comment #30343203

    I mean, 90% of large cap investors have underperformed the sp500. It's not about optimal returns, it's about diversification and portfolio risk. The Saudi's want some of their mone…

  4. comment
    Comment #29117499

    I think you can decompose a calculus course into three key components; principle/concepts, proofs, and procedurally solvable math problems. All three have value but clearly the mat…

  5. comment
    Comment #29116015

    This is wonderful. I’m going to see if there is anything I can build for this.

  6. comment
    Comment #29113296

    I think it could be Nobel Prize worthy. Protein’s structure often determines its effect as a catalyst. So to map the DNA to the 2nd order outcomes seems like it could be the missin…

  7. comment
    Comment #29042224

    It seems to me that there are two ways to learn well. One is to have a carefully curated curriculum and the other is to have enough experience to parse the world by yourself. In hu…

  8. comment
    Comment #28965151

    I’d say that the first premise is objectively false. I think it’s much simpler. The volatility of asset has correlated narratives of hope and fear in the mind of the asset holder. …

  9. comment
    Comment #28242474

    He replaced his marketing department with a R&D department. It really doesn’t have to work, just keep the believers believing.

  10. comment
    Comment #28182945

    I want to apologize, I definitely don’t intend to fear monger and most definitely not want to imply that I have expertise. Roughly my level of understanding is mostly that of a low…

  11. comment
    Comment #28181924

    It’s not really a comprehensive interpretation of intercalation but I think a geometric interpretation can help some non-chemists understand how intercalating molecules bind to dna…

  12. comment
    Comment #28178090

    I used to work on DNA dyes. Typically when you see a 6 carbon ring with a chain of carbons attached, there is high probability of that molecule interfering with DNA replication. Ba…

  13. comment
    Comment #28129128

    My interpretation is that is why it’s so brilliant. It’s incredibly simple for the end user conceptually but encapsulates optimizing processing across a distributed file system, fa…

  14. comment
    Comment #28111432

    I think the example of the railroad is biased by the exact same phenomenon. From 1900, In the next 10 years you would see the mass production of automobiles and the invention of th…

  15. comment
    Comment #28109708

    I do think there is some real signal in this article in addition to the survivorship bias. 1) Noting that the stock market was boring I think is real indicator of the mass psycholo…

  16. comment
    Comment #28078942

    I feel the opposite. My understanding is that BE-4 is hydrogen based rocket engine which really has never been executed successfully before where raptors are methane. Blue origin i…

  17. comment
    Comment #27791247

    So for example, the author saw that supply chain team had difficulty managing the complexity and scale of their analysis in large part due to the scalability of their spreadsheet s…

  18. comment
    Comment #27782405

    So my assumption is that for a given business model, like e-commerce or Saas business much of the highest value analysis is fairly standardized and can be templated. For example br…

  19. comment
    Comment #27781286

    This was wonderfully written and if your gonna start a data team, this is how you do it. But I can see that I’m the only one who thought it was crazy to start a data team in the fi…

  20. comment
    Comment #26845754

    I somewhat agree that a gritty person shouldn’t keep a fast food job, but some of the Uber drivers I meet are incredibly gritty. They work incredibly long hours and grind on multip…

  21. comment
    Comment #26660210

    SSN were never really secret. For the most part the first 5 digits are a derivative of when and where you were born (public record) and you’ve given out the last 4 to every financi…

  22. comment
    Comment #26636156

    If the people looking to learning about this subject have the “dark ages” misconception, is it so bad to make it easy to find via search and then explaining the nuances of the misn…

  23. comment
    Comment #26293380

    At quantum scale or near the speed of light newtonian mechanics breaks down, so we know it a local approximation. However, for set circumstances it approximates it does it well. Fo…

  24. comment
    Comment #25681755

    Your completely missing the point.. Honda sells commodities. Maserati sells status. Motorola sells commodities. Apple sells status. Computers are commodities, smart phones are comm…

  25. comment
    Comment #25598034

    It’s one thing to pay a highly competent person 6 figures. It’s an entirely different thing if you can’t fire them. I’m not saying that the government doesn’t need more competent p…