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Message: <blockquote data-quote="tomBitonti" data-source="post: 6085940" data-attributes="member: 13107">Yes ... but, if the lower end is close to the event horizon, and the upper end is in a stable orbit, won't that force a certain amount of stress?  The stress on a small body would depend on the size of the hole, as would the stress on the tether, but the stress on the tether depends also on the size of the tether, and that grows as the hole grows, if one end of the tether is close to the hole and on the other end is in a stable orbit (with stable orbits starting where the escape velocity is > 0.5c; the escape velocity at the event horizon is 1.0c.)  I'm not sure how that all changes for a spinning hole, though, so maybe the inner radius of stable orbits changes for a spinning hole.Thx!TomB</blockquote>