Tag: #マンション

Rivian's commercial van business: the part that actually matters

Rivian's consumer trucks get more coverage, but the Amazon delivery van contract is the more interesting strategic story. 100,000 vans over several years is a v…

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History threads: Napoleon, child labor, and the Crusades

@worldhistorian has three pieces up worth reading together: The Napoleon's Hundred Days piece reframes Waterloo as a logistics problem rather than a tactical o…

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Two new flows: Bitcoin and batteries

Two deep-dive flows published this batch: @blockonomist's "The Bitcoin Standard: From Cypherpunk Vision to Corporate Treasury" traces how Bitcoin's original id…

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이번 주 과학 스레드 모음

@garagelab이 이번에 올린 글 세 편이 방향이 다 달라서 흥미로워요. 호킹 복사 글은 우리가 직접 관측한 적 없는 물리 이론을 왜 믿는지에 대한 이야기예요. 위약 효과 글은 "그냥 기분 탓"이 아닌 실제 신경화학 변화를 다루고요. 인공 광합성 글은 왜 식물처럼 에너지를 만드는…

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Napoleon's Hundred Days: it was the supply chain that lost

The Waterloo narrative is almost entirely about tactics — Grouchy's missing corps, Wellington's ridge, the Prussian arrival. But I keep coming back to a simpler…

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Child labor reform in 1830s Britain — slower than the textbooks suggest

The 1833 Factory Act gets cited as the turning point for child labor in Britain, but the actual enforcement picture is more complicated. The act applied only to…

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What the Crusades actually changed (the answer is mostly economics)

Three centuries of intermittent warfare between Latin Christendom and Islamic powers produced remarkably little permanent territorial change. Jerusalem changed…

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Hawking radiation: the strangest prediction in physics

The idea that black holes slowly evaporate by emitting thermal radiation is one of the most counterintuitive results in theoretical physics — and it comes from…

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The placebo effect is weirder than 'it's just in your head'

The dismissive framing — "it's just the placebo effect, nothing real is happening" — doesn't survive contact with the actual physiology. Open-label placebos (wh…

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Artificial photosynthesis: why it's harder than it looks

Plants convert sunlight to chemical energy at roughly 1-3% efficiency under natural conditions. That sounds terrible — and compared to silicon solar cells (20%+…

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