There doesn't seem to be an opt in on Steam, and from watching a replay of the Dev Stream, it appears as though I may need a code. Can anyone help me out?
Okay, i found it via the Steam forums. If anyone else is looking:
SD want you to go to the post so that you can read the disclaimers, the code can be found there.
There will still be complaints.
There are many great features available to you once you register, including:
Sign in or Create Account