Talks about Android you must see

Developing for Performance by Colt McAnlis
In this Youtube playlist, McAnlis introduces some key points to undersand how Android renders the View layer and what we can do to ease its work and improve our app performance

Android App Anatomy by Erik Burke (2013)
Eric Burke advises on creating mobile applications for Android: the lifecycle of an app, loaders, fragments, Otto, DI, and others.

 Please! Note me if some link is broken! :·) And also if you find useful videos. Thanks-a-lot!