He does not just want to go to mars. He wants to live on mars, to make it habitable and wasting all his money on sending probes to mars today will be a useless

He does not just want to go to mars. He wants to live on mars, to make it habitable and wasting all his money on sending probes to mars today will be a useless waste of money and he will be bankrupt before achieving anything A shuttle to mars with enough for a people to go and live today would cost hundreds of billions which be doesn't have so be is doing the next best thing bring down the price to millions so that he can go.