Learning about E4, the next generation of the eclipse platform, is on my (low priority) list for quite a while now. If you are located near Zurich: the Java User Group Switzerland will host a talk about e4 given by Tom Schindl tomorrow evening:
I'll be there and hope Toms talk will give me an E4 kick start. Please be aware, that you need to register for the talk.
Also on my list for quite a while now is trying out following stuff:
I'm excited to learn more about E4.