<ul data-eligibleForWebStory="true">Implementing "Suspense" using a simple Observable is shown.A BehaviorSubject from rxjs is used to emit a placeholder and final result.Example code provided demonstrates loading data from an API.Rimmel.js, a UI library, is highlighted for simplifying UI development with reactive streams.Angular, React, and Vue.js alternatives are mentioned with their complexities.Manually unsubscribing from streams in other frameworks is noted to avoid memory leaks.Rimmel.js is praised for facilitating the use of Observables directly in templates.Rimmel is known to simplify working with reactive streams compared to other UI libraries.Rimmel.js enables a new development experience by combining reactive streams and UI development.RxJS is acknowledged as the prime library for reactive streams.Rimmel.js stands out as the optimal UI library for RxJS integration.Rimmel.js is recommended for those seeking a streamlined development process.The article emphasizes the simplicity and effectiveness of using Rimmel.js for UI development with Observables.Rimmel.js is portrayed as an innovative solution for leveraging reactive streams in UI projects.In conclusion, Rimmel.js offers a unique development experience with its integration of reactive streams within UI templates.