For me Angular's use of rxjs is a killer feature. Our back end code relies heavily on streaming computations, and rxjs provides a great front end complement to

For me Angular's use of rxjs is a killer feature. Our back end code relies heavily on streaming computations, and rxjs provides a great front end complement to that. Powerful tools often put people off because they appear complex. Often that complexity is at least partly an illusion - once you've learned the abstractions, much of what seemed to be complexity can actually be very simple.