This totally misses the wood for the trees!

Either: your consciousness/personality is an emergent phenomenon resulting from the community of cells that make up your body - think like how countries can have a character, or toxic bitcoin maximalists - in which case without the cells there is nothing.

Or: consciousness is something originating outside the body and maybe 3D space itself, you might use the term “soul”, in which case they voluntarily elect to constrain themselves inside physical bodies for some purpose - some say just to experience the universe, or experience struggle and hardship, perhaps to provide more meaningful existence.

Notice how in bitcoin we voluntarily constrain ourselves down from the huge scope of the Wild West internet, into this very limited system, because it gives our interactions more significance, so much so that we can use it as money, the foundation layer of society…