All depends on if you use any third party Angular 1 libraries. If you do, it can be trickier, as one will have to rewrite the functionality in Angular 2. For e

All depends on if you use any third party Angular 1 libraries. If you do, it can be trickier, as one will have to rewrite the functionality in Angular 2. For example, my current company screwed itself by using a fork of UI Grid, and thus probably cannot upgrade the current app to Angular 2 easily.