I keep joking that we should make video games mandatory for millionaires when this subject comes up but I legit think that playing some grindy game or management games would make this type of people less greedy to some degree, because at their core they appeal to our seemingly primal urge of always hoarding more resources.
Inb4 a few decades down the line “Father blocked from suing Amazon after their death squads gunned down his entire family for sharing his prime video account, say they agreed to Amazon terms”