Dvali and Osmanov: Black Holes as Quantum Information Capacitors — A Speculative SETI Pathway
To the point
Gia Dvali and Zaza N. Osmanov argue that black holes are extremely efficient quantum information processors, so advanced civilizations might use black holes for quantum computing and emit Hawking radiation across all particle species—including hidden particles that interact only through gravity—creating detectable SETI signals on Earth.