People need land. Nobody needs that one painting. It’s pretty clearly a way to allow the artist (or their heirs, in the event of their passing) to benefit from

People need land. Nobody needs that one painting. It’s pretty clearly a way to allow the artist (or their heirs, in the event of their passing) to benefit from their works being labeled Valuable long after they parted with it for a commodity price, instead of solely profiting some “art investor”. The exact opposite of serving the smarmy capitalist class that your label of “rent seeking” conjures.