Connie Lin: How to clean up crypto mining—and what's at stake if we don't. In: Fast Company. 21. Januar 2022, abgerufen am 29. Januar 2022 (amerikanisches Englisch): „Contrary to the spirit of DeFi, [proof-of-stake] tends toward centralization in that, theoretically, one entity—or person—flush with cryptocurrency, could single-handedly shape the blockchain.“