The ability to use and create such things changes humans DNA. Death relieves a person of things, but does not relieve him of concern for his descendants.
The market allows people to have consideration for descendants. If one buys a car, it may have a 10 year life. If you live 6 more years, an heir/descendant can sell the car for the value of its remaining life.
Without rich and noble parents, many of the founders of the main movements in science and religion would not have appeared.Cultural capital is a means of protecting the community and it should be learned how to use well.