The researcher who identified 1.1 million Bitcoins (BTC) that Satoshi Nakamoto mined, said that his research makes him believe that Satoshi was altruistic and will never spend his coins.
Sergio Demian Lerner, the designer of the second layer Bitcoin protocol RSK and renowned crypto researchers in the Reddit AMA said that it took him three years to discover privacy flaws in the Bitcoin code that led to the discovery of the Patoshi pattern.