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Showing content with the highest reputation on 02/22/20 in all areas

  1. I have neither the time nor the crayons to clarify your continued misunderstandings
    2 points
  2. In science, you need to forget about 'proof' and think more in terms of the level of confidence assigned to any given evidence.
    2 points
  3. Yesterday Friday at about 9 pm I return with train from a meeting. Exiting the station, notice a plastic card lying on the wet asphalt outside. It is a Visa debit card, the name of its owner too generic for precise ident. I can at least identify the bank, and I chug the card into the mailbox of the local branch, with a short note telling the story. That's it then, today's good deed accomplished, happiness will ensue. Bonus points for remaining anonymous, just in case some shadier character already managed to clear out the account using the chip function on the debit card, and subsequently discarded it on the ground as useless. Then I might begin to look like one of the possible suspects to a crime, what with standing there, the card held in my grubby little guilty looking hands. But actual guilt creeps in. If it was me, suppose I had lost my own card without noticing. The bank opens Monday morning, and would give a call saying, hey, we just got your card in with the mail, how about it? You must've just left it in a shop at some point during your weekend shopping spree. But we'll keep it for you until you are ready to come by and pick it up. Have a nice life. So I am thinking, I should, just in case, have tried to warn the owner of the lost card: Before handing the card to the bank, engage with an ATM, slide it in, ask for 10 bucks and punch 0000 three times in a row as pincode. Do I have that right? The card gets blocked automatically and surely the owner gets a notice, checks her purse, and properly notifies the hotline that the card is actually missing. When it gets returned from the bank it should work the same as before. Inb4, yes, there is a bank hotline where info of a lost card can be called in. I looked for it after I got home, without finding anything other than a robot voice, that clearly did not understand the concept of somebody calling in about a lost card of the found kind.
    1 point
  4. A risk pool is basically a group-oriented strategy, which is more akin to public ownership than private. I disagree that regular insurance is anti-socialism. It's a pretty straightforward capitalist deal made between private entities, and value can be determined and agreed upon by both parties. As long as the terms of a claim are clear, everybody benefits. The weirdest part about it is that you're technically betting something bad will happen to you, and the insurer is betting it won't. Health insurance is a whole different matter, imo. It should never be handled privately, and should always be part of a publicly-owned program aimed at health and not profit, using as large a portion of a country's population as possible to reduce costs and maximize effectiveness. An effective social system is like a tapestry. It's easy to pick apart individual threads and break them, but the whole is very strong, beautiful, and resilient. On the other side, you'll have those millions to pay out because you've saved millions on different aspects of your society. If the US did more for working class folks, there would be less crime. If we went back to socialist approaches to our legal system, and got rid of jails-for-profit, we could reduce our prison system drastically (currently, the US has about 1/20th of the world's population, but it's hybrid privatized system has 1/4th of the world's prisoners). You'll have even more millions because people will have access to better healthcare, where studies show us we'll spend less because we'll catch more before it gets bad, and people won't resort to ER care because they can't afford insurance. Sick people are bad for your economic concerns. To me, it's really simple. Private, public, state ownership, they're all tools to use for the right job. Private ownership drives growth, so it's great for things you don't mind having potentially unlimited growth for. But you don't do that with things like roads and energy, because you only need so many/so much of those things. Education is another good example, since the vast majority only need to know what will help them have the life they want. As for socialism putting a "strain" on the economy, that sounds like the argument of someone who owns a private road construction company. It goes like this: "I employ hundreds of workers at my company who keep our city streets maintained." "Yes, but your roads have tons of potholes because you let us drive on the asphalt before it's cured." "It's for your convenience that we keep construction wait times to a minimum." "But you charge us to re-pave every other year. In Germany, the road crews close off the section of road they're paving for three months to let it cure." "THREE MONTHS! Americans would never stand for that!" "The Germans only have to re-pave a road every 10 years. Because they treat the roads as more important than the profit or the economy, they spend far less for far better roads. The Autobahn is world-famous." If we went back to public services for energy and other areas where it makes sense, the overall population would have a LOT more money to spend. Historically, it's not the wealthy who spend it if they got it. Wealthy folks are sitting on their cash right now, but if the middle and working classes were to get a break on utilities or education, they'd go right out and spend that savings on something they've wanted. Rather than it being a drain, policies based on socialism would boost the US economy considerably, imo.
    1 point
  5. ! Moderator Note I think discussion is the wrong approach for someone who is convinced they "know" something. There's no room for learning when obsession sets in, and it clearly has blocked reasoned thinking in your case. You tend to ignore and pretend not to understand when a reply doesn't support your way of thinking. The most appalling strategy you have is to jump to other questions IMMEDIATELY after being told something that should make you STOP and reconsider your whole perspective (stars aren't stationary). You don't bother to take data on board so you can turn it into useful information, or correct flawed thinking on your part. This learning strategy is practically guaranteed to spiral downward into more and more confusion and misinterpretations. It doesn't help you learn what your species has discovered about the universe. History shows you'll ignore this warning and continue to guess about science while mainstream explanations are offered, and then complain that nobody answers you. This is a form of soapboxing or preaching, and it's against our rules. You're going to start receiving Soapboxing warnings if you keep it up. Suspension and banning could follow. Whether this is all an act or not, it ends now. We don't allow conspiracy, we don't allow trolling, and we're not well set up to teach you the basics you seem to lack. This is a science discussion forum.
    1 point
  6. Betelguese is just one of several topics I've seen you post about on more than one forum; all leading to doom. Every answer, you twist (and misunderstand) into reinforcing your belief. You clearly want us all to be doomed. Medical advice is something you shouldn't get from a web forum, but I think it's acceptable to say that you do need medical advice. Go find a counsellor or psychologist to talk to. Science discussion won't help you. You need to know why you want us all to be doomed.
    1 point
  7. Very nice, +1. Although treating Earth as an organism still seems crude. You cannot safely take what Earth has that somehow corresponds to a human leg and amputate it, or remove what corresponds to a kidney. If we treat Earth instead as an ecosystem, we would know that whatever we do to either part of it necessarily has an effect on every other part. And this is where you have to start taking in account what happens when you severe the wing of the butterfly that lives in the Amazon jungle.
    1 point
  8. We can learn to live with it...
    1 point
  9. Funny how you don't understand 'measurements'; a very simple grade school concept. Yet you have no problem making inquiries, and even predictions, about Betelguese going supernova, or vacuum decay. Maybe you should concentrate on the simple stuff. By the way, you are right . There is a conspiracy, on this forum, to keep the truth from you, and that is why your threads on vacuum decay keep getting shut down. The truth is the vacuum is only months away from decay, and it will destroy the universe. But that won't matter to any of us, since Betelguese will go supernova next week, and destroy all life on Earth.
    1 point
  10. Thank you guys all for the help, I got the answer correct after reading all your replies... I didn't realise it could be so easy as to divide the full numbers then just subtract the powers and write that in a scientific fomat. Thank you again all for the help.
    1 point
  11. Which nicely illustrates the one point I have been consistently making. It is not a simple life/not-life classification; it is far more complicated than that. Yes it is worth makeing that distinction since life appears to be not one single phenomenon, but a class of phenomena. +1
    1 point
  12. The viral load us generated by replication inside the host. Whatever additional is obtained externally is usually negligible at that point. To put some rough numbers based on influenza, I believe the total exposure in presence of a patient for 8h was about 10E6 copies. The viral load of a patient was about 10E9 per ml, IIRC. Even if off by an order of magnitude, the difference is rather clear.
    1 point
  13. That kind of confirms my comment I guess.
    1 point
  14. Try a dictionary. I will report this for trolling and suggest the thread is closed.
    1 point
  15. Not that I am aware of, since the calculation requires in-depth knowledge of how to handle systems of non-linear partial differential equations, which goes far beyond what most amateurs would be familiar with. There are of course textbooks that explicitly go through this, but none of them is aimed at amateurs (they are usually at post grad level). Normally, spacetime curvature would not be a given quantity, you need to find it first. In order to do so, you have to first solve the Einstein equations for the physical scenario in question; and the quantity you solve it for is the metric (more accurately - the components of the metric tensor). Once you know the metric, you can then calculate spacetime curvature with it, which is - in the most general case - described by the Riemann curvature tensor. To find the metric outside a body, you solve the vacuum equations \[R_{\mu \nu}=0\] For the metric in the interior of the body, you need to find a solution for the full Einstein equations \[R_{\mu \nu } -\frac{1}{2} g_{\mu \nu } R=\kappa T_{\mu \nu }\] where the stress-energy tensor on the right describes the distribution of energy-momentum inside the body. You then match these two solutions at the boundary, i.e. you ensure that the metric remains smooth and continuous at the body’s surface, by appropriate choices of integration constants. This will essentially give you one metric that covers the entire spacetime, interior and vacuum. The Riemann tensor then follows from this accordingly.
    1 point
  16. First they came for the Socialists... https://en.wikipedia.org/wiki/First_they_came_... "First they came for the socialists, and I did not speak out— Because I was not a socialist. Then they came for the trade unionists, and I did not speak out— Because I was not a trade unionist. Then they came for the Jews, and I did not speak out— Because I was not a Jew. Then they came for me—and there was no one left to speak for me." Ye see Dim...in the end it's all about me...
    1 point
  17. ! Moderator Note Locked. OP appears to have severe reading comprehension issues, which, in moderation is not an issue. But since most thread are exclusively based on them with no sign of improvement I am going to shut it down before more time is being wasted.
    0 points
  18. I don’t understand what you mean by measurements, so that means that everything we think we know about any science or physics is just a guess? we are not sure betelguese will not go supernova for a while still, and we are guessing our sun will not explode for millions of years and we are guess vacuum decay will not happen anytime soon. Because there is no data telling us otherwise
    -1 points
  19. But as discussed here all answers are really I don’t know
    -1 points
  20. So your saying that vacuum decay will possibly happen in our lifetime sorry I am not understanding your statement
    -1 points
  21. Sorry thank you all
    -1 points
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