Tatiana and Krista Hogan’s shared and individual powers of mind are just what Thomistic dualism predicts.
Insofar as the mind subsumes the personality, these girls do not share a mind.
“Is the soul real? Or is it just an old construct used to explain what a scientifically illiterate society could not?”
Science is on the move. It is slowly morphing from observing nature to embodying naturalism.
The attribution of superpowers to coming generations of AI machines has entered self-parody territory.