Well, for the people presumably feeling uncomfortable, it's an immortal spirit that houses your personality and gets attached to a body for your pilgrimage on Earth.
There might be something to this for people who reject this metaphysic, even beyond unconsciously carrying it around. If you're going to come back, you don't get the secular heaven of "being fondly remembered after you die." In a long retirement or vacation, the book hasn't been shut on you. Perhaps there's something important many people find in the book being shut - of others, afterwards, being able to evaluate a life as a completed story. Someone frozen is maybe a "completed story" and maybe not.
why don't more male celebrities sell their semen?