2019
Nurkiewicz — Reactive programming lessons learned
    https://www.youtube.com/watch?v=z0a0N9OgaAA
2018
Davis - Get Reactive! Programming, Systems, and Microservices
    https://www.youtube.com/watch?v=78YTqGpXnUE
Subramanian - Java Streams vs Reactive Streams
    https://www.youtube.com/watch?v=kG2SEcl1aMM