How was penicillin able to eliminate 80% of WWII battlefield deaths? Why did nails once make up 0.4% of US GDP? In The Origins of Efficiency, @_brianpotter unpacks how production efficiency happens, and why it is of civilizational importance. Preorder:

The past 6 years of AI growth can be summed up in a word: scaling. Since 2022, @dwarkesh_sp has interviewed experts on everything from the technical details of LLMs to the possibility of an AI takeover or explosive economic growth. The Scaling Era curates these conversations into a snapshot of the moment AI hit escape velocity. Preorder in print or purchase the ebook.