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From a related HN thread: "Italy never got as large number of mills as Britain as the rivers flowing into Northern Italy have too large variation in water flow
by kalimanzaro 4y ago
From a related HN thread:
"Italy never got as large number of mills as Britain as the rivers flowing into Northern Italy have too large variation in water flow. That is part of the reason Romans could never utilize waterwheels to a great extent."
https://news.ycombinator.com/item?id=32629471 https://news.ycombinator.com/item?id=32629471