Lu Cixin invoked and expanded on an idea much older. He coined the catchiest title, but others have also thought of it. https://en.m.wikipedia.org/wiki/Dark_for

Lu Cixin invoked and expanded on an idea much older. He coined the catchiest title, but others have also thought of it. https://en.m.wikipedia.org/wiki/Dark_forest_hypothesis https://en.m.wikipedia.org/wiki/Dark_forest_hypothesis