Great piece discussing cryptocurrency and centralization/decentralization. Much ammunition for FUD fighters.
Fact...
Quote
Both Bitcoin and Ethereum mining are very centralized, with the top four miners in Bitcoin and the top three miners in Ethereum controlling more than 50% of the hash rate.
http://hackingdistributed.com/2018/0...coin-ethereum/
Too long...
https://mobile.twitter.com/el33th4xo...84970598682624
Very long Cornell Study pdf
https://arxiv.org/pdf/1801.03998