Building a unicorn doesn't require a massive headcount from day one—this is something many founders overlook. With just two strong cofounders and access to modern AI development tools, you can ship products at a speed that used to require 20+ person teams. The real challenge isn't building capability; it's resisting the urge to hire before you actually need to. Every hire adds overhead, communication friction, and dilutes ownership. The counterintuitive insight: staying lean forces better architecture decisions, faster iteration cycles, and maintains the scrappiness that defines early-stage momentum. AI coding assistants have fundamentally changed the equation—they're force multipliers that let small teams punch way above their weight. The founders who understand this constraint as an advantage rather than a limitation will be the ones moving fastest.