[Spaceships] Heat Signature, Cloaking Device, and Stealth Hull

[RogerBW]

Originally Posted by Anthony

Sadly, it violates thermodynamics, and if you're going to violate the second law of thermodynamics you might as well just declare you have a device that turns waste heat into useful power, meaning you don't have any heat you need to get rid of in the first place.

Sure, but it does it in a relatively subtle way.