Unpacking OpenLayers 3

Open Layers 3 has hit the alpha mark. Meet-up idea is to pry open the good and see what makes it tick.

There is actually a lot of new JavaScript best practices that goes into making OpenLayers 3 and it would be a good chance to figure out the technology supporting OpenLayers 3 as a group.

(Hint: Discuss scope in the comments, and Edit this description with the result)