Justin Cook, co-founder of 9th Co., shared insights on a web tech talk show about the evolving importance of SEO in website development. He discussed the challenges faced with traditional CMS platforms like WordPress and Drupal and advocated for the adoption of headless architecture. Justin emphasized the flexibility and optimization benefits of headless, enabling developers to build front ends using any technology. He highlighted the competitive edge headless offers in the market by providing perfectly optimized websites. Justin concluded by noting a growing shift towards headless architecture in the digital marketing world, reflecting a conscious effort to future-proof websites for enhanced performance.