Runway has introduced Solaris, a pioneering AI system categorized as an 'Interface World Model.' Unlike traditional software that executes pre-written code, Solaris generates user interfaces dynamically, frame by frame, in response to user interactions. This innovative approach raises important questions regarding the future of software development and user experience design. At this stage, it can be observed that Solaris could significantly enhance the efficiency of interface creation, potentially reducing development time and costs. However, it is essential to consider the implications for developers and designers, as the balance between automation and human creativity may shift. A final assessment would be premature at this point, as the technology is still in its early stages and its long-term impact remains to be seen.