Kind of hard to make that argument and simultaneously argue that the soul transfers to a new body at death and is confined to Earth (or worse) until the soul reaches a stage of enlightenment sufficient to move to heaven. Its arguable whether caste applies even in this life - and definitely does not between lifetimes as even the highest type of body on this planet (human) is not assured.
Kind of hard to make that argument and simultaneously argue that the soul transfers to a new body at death and is confined to Earth (or worse) until the soul reaches a stage of enlightenment sufficient to move to heaven. Its arguable whether caste applies even in this life - and definitely does not between lifetimes as even the highest type of body on this planet (human) is not assured.