I think we’re going to see some “interesting” solutions to that problem*, in particular a Universal Basic Income that will be designed to continue funnelling money to incumbent corporations and landlords while maintaining enough demand to maintain the illusion of a consumer economy. As for debt, they’re already laying the groundwork for debt peonage and imprisonment of one sort or another. $1-million+ inheritances will continue trending toward increased rarity in that scenario.
[* and the related ones of automation and offshoring]