"... extreme weather, cybercrime, crypto-currencies, social networks, deepfake technologies, self-driving vehicles, artificial intelligence, biological design tools and questions of how to distinguish among refugees, economic migrants and asylum seekers."https://www.nytimes.com/2018/08/07/opinion/can-i-ruin-your-dinner-party.html?rref=collection%2Fsectioncollection%2Fopinion-columnists …
Proposal: What if every species that makes a major normative ethical misstep with any of these technologies just nukes its own planet in response? By process of elimination, all remaining life will exist under ethical conditions, and this solution requires zero coordination.