3-day weekend. One AI agent. Here's what happened: My 4-year-old now has a coloring book flipbook on her iPad - and the entire book is submitted to Kindle Direct Publishing waiting for print approval. From illustrations to cover design to KDP formatting - with a custom app for future coloring book themes...all built over the weekend. That's wild to me. My family's summer Canada trip app has an interactive map with watercolor portraits of everyone. Our weeknight dinner app now has a meal…