Discover the insights gained from rebuilding the largest Nordic electronic retail website using Next.js 14 in this conference talk by Tomas Jansson at NDC Oslo. Explore the importance of web performance for major e-commerce platforms and learn about the decision-making process behind rewriting the frontend of Elkøp/Elgiganten/Gigantti's website. Gain valuable knowledge on why Next.js was chosen, how the new app router functions in large-scale projects, and the experience of working with Vercel. Uncover strategies for pitching innovative ideas within larger organizations and examine the results of this significant rewrite. Delve into the challenges faced, solutions implemented, and key takeaways from this major web development project in the Nordic region.