JavaOne 2013: Java 8 - The Good Parts
2014 akka-streams-tokyo-japanese
TDD drogą do oświecenia w Scali
Git (Tak. Po prostu.)
Guava
Zen of Akka
[Japanese] How Reactive Streams and Akka Streams change the JVM Ecosystem @ Reactive Shinjuku
Akka-chan's Survival Guide for the Streaming World