d_eddie
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July 21, 2025, 07:35:24 PM |
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The headline/teaser made me smirk and after reading I am way much less scared about those quantum thingies factoring meaningful numbers (like i.e. public keys) in foreseeable future: .. Peter Gutmann, a professor of computer science at the University of Auckland New Zealand, thinks PQC is bollocks – "nonsense" for our American readers – and said as much in a 2024 presentation [PDF], "Why Quantum Cryptanalysis is Bollocks." .. -> https://www.theregister.com/2025/07/17/quantum_cryptanalysis_criticism/The paper linked from The Register is gold. Informative and amusing. I hope that guy will post something here in the WO. Maybe he's one of us already... https://eprint.iacr.org/2025/1237.pdfTL;DR: Quantum computers aren't computers: they are physics experiments. There's a tariff on American words, so we stick to "factorise" in this paper. The VIC-20, which is a computer, has beaten all current physics experiment to a pulp. Also a manual abacus has (analog hand-operated computing device). Also a dog has (mammal). Here are the details. From the conclusions: In terms of comparative demonstrated factorisation power, we rank a VIC-20 above an abacus, an abacus above a dog, and a dog above a quantum factorisation physics experiment. Finally, we provided standard evaluation criteria for future claimed quantum factorisations.
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Biodom
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July 21, 2025, 08:00:42 PM |
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It seems that 80K bitcoin seller with bitcoins from 2011 has put a temporary lid on btc: sold to Saylor+DJT+ other treasuries + ETFs.
Another guess-market does not want to give nearsighted Reeves too much for her 5 (or is it 7?) bil of btc.
This should dissipate in a week or two, perhaps.
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ChartBuddy
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July 21, 2025, 08:01:14 PM |
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 ExplanationChartbuddy thanks talkimg.com
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danadc
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July 21, 2025, 08:50:13 PM |
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ChartBuddy
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July 21, 2025, 09:01:17 PM |
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ChartBuddy
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July 21, 2025, 10:01:30 PM |
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OutOfMemory
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July 21, 2025, 10:03:57 PM |
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From the conclusions: In terms of comparative demonstrated factorisation power, we rank a VIC-20 above an abacus, an abacus above a dog, and a dog above a quantum factorisation physics experiment. Finally, we provided standard evaluation criteria for future claimed quantum factorisations.
With a grain of salt: The first real quantum computer built by humans would be created completely different than seen or thought before, basically by coincidence or by mistake. Mark my words 
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Biodom
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July 21, 2025, 10:06:32 PM |
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Well, STRK and STRF performed VERY well. STRD much less so, still much under par, but above $85 it sold for. At $93 it pays about 10.75%, yet people are hesitating to buy and bid it up. It seems that despite lower nominal yield (9% vs 10% for STRD), STRC might have better reception because of the offering conditions. We shall see. If it trades at around 85, I might buy some for a trip to 95-99.
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philipma1957
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'The right to privacy matters'
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July 21, 2025, 10:08:42 PM |
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From the conclusions: In terms of comparative demonstrated factorisation power, we rank a VIC-20 above an abacus, an abacus above a dog, and a dog above a quantum factorisation physics experiment. Finally, we provided standard evaluation criteria for future claimed quantum factorisations.
With a grain of salt: The first real quantum computer built by humans would be created completely different than seen or thought before, basically by coincidence or by mistake. Mark my words  yeah it will likely be an Issac Newton inventing calculus moment if it is even possible for a human in a 3d reality to invent that new math needed. and if it is invent it will appear to be magical or impossible
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ChartBuddy
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July 21, 2025, 11:01:15 PM |
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 ExplanationChartbuddy thanks talkimg.com
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Biodom
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From the conclusions: In terms of comparative demonstrated factorisation power, we rank a VIC-20 above an abacus, an abacus above a dog, and a dog above a quantum factorisation physics experiment. Finally, we provided standard evaluation criteria for future claimed quantum factorisations.
With a grain of salt: The first real quantum computer built by humans would be created completely different than seen or thought before, basically by coincidence or by mistake. Mark my words  yeah it will likely be an Issac Newton inventing calculus moment if it is even possible for a human in a 3d reality to invent that new math needed. and if it is invent it will appear to be magical or impossible Our whole existence sometimes appears "magical". Disregarding the fact that our realm is just one of 10^500 theoretically possible and focusing on Earth. The more we look at it, it appears more and more special and not average. Facts: 1. Earth maintained it's surface temperature in a narrow range over 4 billion years despite Sun's luminosity increasing 20-30% over this time frame. 2. There is no other known planet that has tectonic plate movements. Well, we could not study it yet anywhere else, but in our solar system it is the case. 3. Earth was formed by a rare (or very rare) collision of two bodies with a similar mass, causing evaporation of all initial water and ejection of a lot of material into space where it formed an unusually large and close-by satellite, causing tides (which were tremendous initially). Whatever water is on Earth right now was brought in by comets and asteroids, apparently. Therefore, it is entirely possible that almost all earth size and larger planets are covered with water-they could all be waterworlds. It is also entirely possible that tectonic plates movement was initiated by that initial collision. Some scientists suggest that evolution "needs' tectonic plate movements to produce variations in the climate, which possibly speeds up evolution. 4. Earth is on a roughly circular orbit around the galaxy, minimizing disturbances. Earth is also on a stable orbit around a relatively stable star. 5. Among more than 5000 studied star systems, they did not find a single planet that was within 10% of the Earth mass in a "goldilocks zone" around the G or K type star. Kepler 186F is 10% larger, but belongs to a red dwarf and, therefore, is tidally locked to that star making it less hospital to life (one side is likely burning while another is frozen) plus it receives just 1/3 or the energy in comparison to Earth. Planets larger than earth might be waterworlds or mini-Neptunes. Kepler 1649c is also a larger planet and also tidally linked to its red dwarf star. Trappist-1e-is probably our best "shot", despite it being tidally locked. Alas, no atmosphere there has been detected. https://www.space.com/30172-six-most-earth-like-alien-planets.htmlIt's a 'survivor' bias, of course, but if civilizations were common, we would have been colonized long time ago and would probably never developed into our current state. Either that or prior civilizations "evaporated" into other realms (of pure thought or virtual reality?) and don't bother with the current state of matters in the Universe.
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OutOfMemory
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From the conclusions: In terms of comparative demonstrated factorisation power, we rank a VIC-20 above an abacus, an abacus above a dog, and a dog above a quantum factorisation physics experiment. Finally, we provided standard evaluation criteria for future claimed quantum factorisations.
With a grain of salt: The first real quantum computer built by humans would be created completely different than seen or thought before, basically by coincidence or by mistake. Mark my words  yeah it will likely be an Issac Newton inventing calculus moment if it is even possible for a human in a 3d reality to invent that new math needed. and if it is invent it will appear to be magical or impossible Our whole existence sometimes appears "magical". Disregarding the fact that our realm is just one of 10^500 theoretically possible and focusing on Earth. The more we look at it, it appears more and more special and not average. Facts: 1. Earth maintained it's surface temperature in a narrow range over 4 billion years despite Sun's luminosity increasing 20-30% over this time frame. 2. There is no other known planet that has tectonic plate movements. Well, we could not study it yet anywhere else, but in our solar system it is the case. 3. Earth was formed by a rare (or very rare) collision of two bodies with a similar mass, causing evaporation of all initial water and ejection of a lot of material into space where it formed an unusually large and close-by satellite, causing tides (which were tremendous initially). Whatever water is on Earth right now was brought in by comets and asteroids, apparently. Therefore, it is entirely possible that almost all earth size and larger planets are covered with water-they could all be waterworlds. It is also entirely possible that tectonic plates movement was initiated by that initial collision. Some scientists suggest that evolution "needs' tectonic plate movements to produce variations in the climate, which possibly speeds up evolution. 4. Earth is on a roughly circular orbit around the galaxy, minimizing disturbances. Earth is also on a stable orbit around a relatively stable star. 5. Among more than 5000 studied star systems, they did not find a single planet that was within 10% of the Earth mass in a "goldilocks zone" around the G or K type star. Kepler 186F is 10% larger, but belongs to a red dwarf and, therefore, is tidally locked to that star making it less hospital to life (one side is likely burning while another is frozen) plus it receives just 1/3 or the energy in comparison to Earth. Planets larger than earth might be waterworlds or mini-Neptunes. Kepler 1649c is also a larger planet and also tidally linked to its red dwarf star. Trappist-1e-is probably our best "shot", despite it being tidally locked. Alas, no atmosphere there has been detected. https://www.space.com/30172-six-most-earth-like-alien-planets.htmlIt's a 'survivor' bias, of course, but if civilizations were common, we would have been colonized long time ago and would probably never developed into our current state. Either that or prior civilizations "evaporated" into other realms (of pure thought or virtual reality?) and don't bother with the current state of matters in the Universe. In fact we assume more than we know. What we observe is the past universe, or parts of it, yet we gather more information than ever before, which is most likely still close to nothing on the scale of existence. Every day is a sweet secret.
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ChartBuddy
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July 22, 2025, 12:01:17 AM |
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 ExplanationChartbuddy thanks talkimg.com
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ChartBuddy
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July 22, 2025, 01:01:14 AM |
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 ExplanationChartbuddy thanks talkimg.com
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ChartBuddy
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July 22, 2025, 02:01:14 AM |
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ChartBuddy
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July 22, 2025, 03:01:17 AM |
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 ExplanationChartbuddy thanks talkimg.com
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ChartBuddy
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July 22, 2025, 04:01:14 AM |
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 ExplanationChartbuddy thanks talkimg.com
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ChartBuddy
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July 22, 2025, 05:01:13 AM |
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 ExplanationChartbuddy thanks talkimg.com
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