If Hearn is correct that merely 2 Chinese miners own more then 50% of the blockchain, we haven't seen the bottom of Bitcoin.
Nationality is irrelevant. Mining centralization is a problem in general (until a solution is found) and it doesn't affect BTC only, but rather tens of cryptocurrencies including DASH
404360 37 seconds 1 4.17857144 DASH 3847.3
Coinmine.pl404359 1 minute 2 14.72181423 DASH 3860.0
Coinmine.pl404358 1 minute 7 2,357.21411384 DASH 3947.6
Coinmine.pl404357 4 minutes 7 290.44181073 DASH 4138.6 Unknown
404356 8 minutes 3 319.08682763 DASH 4272.6 Unknown
404355 10 minutes 13 3,164.26475198 DASH 4501.3 Such Pool
404354 14 minutes 5 58.51273415 DASH 4669.2
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