In this chapter, we considered the main reasons behind the lack of backward compatibility between AngularJS and Angular. We saw that the design decisions implemented in Angular were fueled by two things: the evolution of the web and the evolution of the frontend development, with the lessons learned from the development of AngularJS applications.
In the first section, you learned why we need to use the latest version of the JavaScript language, why to take advantage of web components and web workers, and why it's not worth integrating all these powerful tools in AngularJS.
We observed the current direction of frontend development and the lessons learned in the last few years. We described why the controller and scope were removed from Angular, and why the architecture of AngularJS was changed in order to allow server-side rendering for SEO-friendly, high-performance...