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by paulgb 1670 days ago
The companies making mining hardware are even more centralized. Bitmain has been estimated to control 80% (!) of the mining market[1]. That stat is a few years old now, but if you look at purchase orders for large public miners, the centralization seems even more pronounced.

[1] https://www.bloomberg.com/news/features/2018-05-17/china-s-c...