Anyone concerned that three entities sum up to 66.19% of the 1-year global hashrate, responsible for two out of every three mined and confirmed blocks in the leading blockchain, and that at least one has been identified as filtering transactions? 

Finbold
Third-largest Bitcoin mining pool ‘likely’ censored OFAC-sanctioned transactions
A report from "0xB10C" suggests F2Pool has censored OFAC-sanctioned transactions from the Bitcoin blockchain.



