It’s said that thinkers are either foxes and hedgehogs. The fox knows many things, and the hedgehog knows one big thing. Ever since I heard about this I’ve known that I am a hedgehog. My one big idea is the idea of moral ecosystems: decentralized systems of moral belief and their relationship to our technological media environments. Since 2016 I have been exploring this idea and have made many attempts to explain it in different essays. None of these attempts have fully captured it, but I...