He deserves a lot of credit

https://www.theguardian.com/technology/2014/jul/02/facebook-apologises-psychological-experiments-on-users
https://en.wikipedia.org/wiki/Facebook%E2%80%93Cambridge_Analytica_data_scandal
https://www.businessinsider.com/facebook-ceo-mark-zuckerberg-testifies-congress-libra-cryptocurrency-2019-10