Sony will let 10,000 Xperia owners test the Marshmallow build

Xperia owners should be going crazy right about now. Sony will let 10,000 Xperia owners test the Marshmallow build through it's "Concept for Android" program. 

It's important to note that the program is currently only open to Z3 owners in these countries; Denmark, Estonia, Finland, Germany, Iceland, Ireland, Latvia, Lithuania, Norway, Sweden and the United Kingdom. If you get in the program Sony will notify you.

All the information on the topic at hand: Xperia Blog