A Unity ID allows you to buy and/or subscribe to Unity products and services, shop in the Asset Store and participate in the Unity community.
Separate names with a comma.
A vague guess at timeline would be really helpful. I've done about all I can on my project using Cocos2DXNA in a generic fashion so it could be...
He says it's available for download BY BETA TESTERS, not by the public at large. Presumably, they have a closed-beta program. Not all betas are...