Observables cleanup + Component re-usability/separation using Input/Output properties + Where is window?

[Costas]

http://www.domstamand.com/demystifying-a-few-angular2-concepts-for-starters/



http://stackoverflow.com/a/38097819/1320686
https://angular.io/docs/ts/latest/cookbook/component-communication.html#!#bidirectional-service