> The main thing we didn’t like and we still don’t like about Angular 2 is Typescript. I know Angular 2 can be used with Javascript but again, the decision to use Typescript was already taken and from what I understand, using pure Javascript with Angular 2 is not the ideal way you should be using Angular 2. In any case, getting rid of Typescript meant a full rewrite of the project.

> I didn’t feel Typescript added substantial value and even worse, we noticed that our coding speed was reduced. With Typescript things that were really easy to do on Javascript like defining a simple object were more complicated to do on Typescript. I highly recommend you to read the following articles before you start using Typescript. It is not the right solution for everyone.