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    "headline": "Brazilian mechanic's solar bottle lamp lights homes across four continents",
    "dek": "Brazilian mechanic Alfredo Moser's solar bottle lamp uses water and chlorine to light homes without electricity.",
    "prose": "Brazilian mechanic Alfredo Moser invented the Moser lamp during Brazil's 2001 energy crisis, using a two-liter PET bottle filled with water and chlorine placed through a roof to refract sunlight and illuminate rooms without electricity. [^1]\n\nResearchers provided evidence that routing-relevant states across layers share a common geometric structure obscured by layer-specific coordinate systems. [^2]\n\nSparse mixture-of-experts (MoE) models utilize an independently parameterized router at each sparse layer to select experts for every token. [^3]\n\nA 2020 study reported that three bottles with water and chlorine produced 1,739 lux, exceeding the 300-500 lux typical of a well-lit office. [^4]\n\nThe Moser lamp works by refracting sunlight through water, distributing light across a room, unlike a simple hole in the roof that projects a point beam. [^5]\n\nThe NGO Liter of Light installed thousands of Moser lamps in poor neighborhoods in the Philippines, where sheet-metal houses remained dark during the day. [^6]\n\nThe study isolated the control subspace of each router and aligned these spaces into a shared canonical representation using generalized orthogonal Procrustes analysis. [^7]\n\nThe transported canonical states preserved local routing behavior and reduced negative log-likelihood by 15.7% on OLMoE and 6.2% over a 10-router horizon on Phi. [^8]",
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