Growth loops, unlike traditional funnels, create sustainable momentum for products by compounding over time. The article outlines five effective growth loops—referral, content, habit, incentive, and community—that businesses can implement to enhance their growth strategies without relying solely on advertising. These loops not only foster user engagement but also lead to long-term success.

The article discusses the concept of momentum as a critical factor for startups, arguing that it serves as a protective barrier or "moat" against competition. It emphasizes that maintaining momentum is essential for growth and success in the fast-paced tech industry, overshadowing traditional moats like patents or market share.