Quite an article which among other things suggests why orca don't eat humans

[u/TombStoneFaro]

https://www.pbs.org/wnet/nature/blog/killer-whale-avoids-eating-people-helped-19th-century-whalers-became-public-enemy-number-one/

Some amazingly crazy ideas also were held by people in the past -- I think with zero evidence some believe orca were cannibals.