I understand the emotions. Fans belong to a community. They are part of a tribe of which the player is a high-level representative. For him to renounce his membership, not because of age or any other debilitation, but because he prefers to join another community, would be considered akin to treason.
Pooran chose to go when he was at the peak of his powers. He was one of a few who could win a game by himself, being one of the most feared batters in the entire world.
https://garfieldrobinson1.substack.com/p/should-nicholas-pooran-be-welcomed