On 6 January 2012, Lunatech hosted the Play!ground in the Netherlands - an event for developers interested in the Play framework. Here are the slides from the presentations.
Persistence with Scala and Squeryl
Francisco José Canedo Dominguez, Lunatech. slides (PDF, 127 KB)
Play! with Sencha
Vijay Kiran, Lunatech. slides (PDF, 300 KB)
DoS vulnerability in Play ⇐ 1.2.4
Erik Bakker, Lunatech. slides (PDF, 55 KB)