The document discusses how design can provide competitive advantage for startups. It argues that while early customers may accept utility over design, over time less forgiving users will notice problems like things being ugly, confusing or difficult to use. This can spell "game over" for growing companies. The document advocates hiring good designers and emphasizing user experience from the beginning to create products that are difficult for competitors to replicate and that people will love. It provides examples like Nest, MailChimp and Dropbox of companies that prioritized design.