Why? As long as the system is dynamically stable. The only issues are that the g is slightly different at different heights, and the Coriolis force, which shoul

Why? As long as the system is dynamically stable. The only issues are that the g is slightly different at different heights, and the Coriolis force, which should be relatively constant. If you want 0.3g at 6RPM, it means a radius of 30m.