I did a talk on Jigsaw at BGOUG.
The talk is for a very important new feature in Java SE 9. Code named Jigsaw, this feature modularizes the Java SE platform.
The coolest thing I do at the talk is to create a custom JRE.
Of course the jug and jPrime were mentioned.
Code: https://bitbucket.org/stybz/jigsaw.sty/src/
Video:
Presentation: