Most startups don't need a full design system at day one. Here's the honest answer by stage — what to build, what to skip, and the signals that tell you it's time.
63% of vibe coders are non-developers. Canva has 265M users. The personal design system era is already here, and it means more design work, not less.
Design systems deliver 38% faster output and up to 9x ROI. In the AI era, they're not optional for startups. Here's the data and a 5-step framework.
Design teams with a system ship 38% faster. Here's how to build a lean design system with just five colors, a type scale, and CSS custom properties, in one weekend.