The mining is also pretty centralised these days:
https://www.buybitcoinworldwide.com/mining/pools/
And the Chinese company that produces the most asic miners (Bitmain)... also runs a mining pool. Gambling. In a Casino. Shocking.
https://www.buybitcoinworldwide.com/mining/pools/
And the Chinese company that produces the most asic miners (Bitmain)... also runs a mining pool. Gambling. In a Casino. Shocking.
The paper seems to focus more about the political/organisational problem, which to me seem more inherent and harder to solve.