Angular 1: I'll just put all my dependencies in a libs folder so that I don't have to track the node modules folder in my repo.
Angular 2 + tyepescript: Nope. All must be compiled on the fly from the node modules directory. So sayeth the Google.
---
Angular 1: Oh look, stable production ready versions of all the external libraries I need.
Angular 2: Coming soon...
---
Hacker News Comments: Oh somebody prefers Angular 1 to Angular 2? Must be because they're stupid and hate learning new things.