One of the fundamental components of RxJS is the distinction between Observable and Subject. They have distinct characteristics and use cases that this article is about to highlight.
I would advise you not to stay focused on creating something no matter what, but rather convert problems you solve daily into packages others can use without spending hours solving the same things.
Understanding the difference between Observable, Subject, and BehaviorSubject is important while building Reactive Apps using RxJS, which this article intends to outline.
