Comment on Black Holes as a cooling system for advanced civilisations?parentComments−jacques_chester15yIf your blackhole is spinning, you can use its magnetic field as a source of energy. Eventually you will have robbed it of its spin, but that will take ... some time.
Comments
If your blackhole is spinning, you can use its magnetic field as a source of energy. Eventually you will have robbed it of its spin, but that will take ... some time.