ISS requires too much constant maintenance. No-one would be willing to operate it at what it costs NASA. Any future space stations want to learn from the lesson

ISS requires too much constant maintenance. No-one would be willing to operate it at what it costs NASA. Any future space stations want to learn from the lessons of ISS and build something that doesn't require constant work and monitoring to function, and with modern launch prices you can get the baseline capability up there for just a few years of ISS maintenance.