The document discusses the integration of applications and user experiences. It notes that in the 2000s there was a shift from data warehouses and internal systems to web applications that could be accessed from anywhere. This sparked new collaboration between companies in the industry. It also discusses how marketing and user experience (UX) teams now work together to engage customers through various online and mobile channels. The goal is to apply customer data to deliver the right information in the right format at the right time, while balancing user experience with marketing objectives.