Last year I had a presentation in Scala Matsuri in Tokyo, Japan (Matsuri/祭 means festival in Japanese).
This is not about Scala itself, it’s about the byte code representation of Scala code. Here is the slides.
www.slideshare.net
Target Scala version is 2.11. Now the newest Scala version is 2.12. It introduces invokedynamic construction into Scala. I’m very interested in this.