Some real-life Rx recipes for Android - how to create Observables, when to use Subjects, how to control the observer lifecycle with Subscriptions, how to control multithreading etc. Presented at Droidcon Croatia, Zagreb, 2016.
There was no video, but here's a video of a presentation from a slightly different set of slides:
https://www.youtube.com/watch?v=JrWTMqd_UUo