This issue has been debated at least since the time of Heraclitus (c. 500 BCE) as "The Ship of Theseus". https://www.utne.com/mind-and-body/ship-of-theseus-ide

This issue has been debated at least since the time of Heraclitus (c. 500 BCE) as "The Ship of Theseus". https://www.utne.com/mind-and-body/ship-of-theseus-identity-ze0z1311zjhar https://www.utne.com/mind-and-body/ship-of-theseus-identity-... Doh! I see now that's what reference 2 leads to.