Interesting, I read about neutrinos a while back https://arxiv.org/pdf/2304.14995 https://arxiv.org/pdf/2304.14995 https://www.universetoday.com/13052/do-advan

Interesting, I read about neutrinos a while back https://arxiv.org/pdf/2304.14995 https://arxiv.org/pdf/2304.14995 https://www.universetoday.com/13052/do-advanced-civilizations-communicate-with-neutrinos/ https://www.universetoday.com/13052/do-advanced-civilization... (I was reminded of this recently after watching the Three Body Problem - Tencent's version, interstellar quantum communication)