Explore reactive web applications for business in this Spring I/O 2017 conference talk. Delve into the properties of reactive UIs, learn to create simple reactive interfaces using server-side Java, and discover how to implement reactive UIs with Polymer web components. Gain insights into the advantages of reactive programming, including improved scalability and enhanced user experiences. Follow along with code examples and project structures as the speaker demonstrates practical implementations. Understand the challenges and benefits of adopting reactive principles in business applications, and learn how to leverage Spring IO and Polymer to create modern, responsive user interfaces.