Help with TK limitation

[Proteus]

Originally Posted by Plane

Isn't that more "I need to hold a magic ball to give me telekinetic powers" rather than "I don't need to hold the ball but can only use TK on the ball"

But, for example, can you TK-fly the spheres under a platform and then use them to lift the platform and its contents? Then you are, indeed, exerting your TK through the spheres as gadgets.