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Gravity Rewired: From Huff’s 1960s Trade Areas to a Pythonic Spatial Intelligence Stack

Location decisions are rarely about location alone. A supermarket does not win customers simply because it is nearby. A hospital does not serve a population just because it sits inside a neat administrative boundary. An airport does not own a catchment area because someone drew a circle around it in a slide deck, though many slide decks have committed worse crimes. ...

February 22, 2026 · 15 min · Zelina