Why One-Person Companies Are the Future of Knowledge Work

AI tools and digital infrastructure are making one-person companies viable. AI coding replaces engineering teams, AI writing replaces marketing teams, AI design replaces design teams. Revenue stays the same while costs drop 80-90%. The minimum viable team is shrinking from 5-10 to 1-2 people. This devastates traditional service businesses (agencies, consultancies). Individuals must wear every hat - sales, delivery, finance - with AI assistance.