14 months ago DHH told Lex Fridman that watching AI write his code felt like competence draining out of his fingers. He typed every line himself and compared it to playing guitar. The joy was commanding the instrument yourself. Yesterday he opened Rails World by telling over 1,000 developers to put their pencils down. The numbers behind the reversal deserve a minute. His career average is about 30,000 lines of production Ruby a year. In August 2026 he shipped 150,000 lines in one month. Five…