The game was released on the date and time of the announcement.
You are already downloading....
Released on time
Source: Steam Community (opens in a new tab)
Build and release context
Steam update times within 24 hours of this post. Matching dates do not confirm which build it describes.
Build 6990824 · public branch
Steam updated · First observed
Recorded Steam release date:
Within one calendar day of this post (UTC). The listed date does not establish an exact launch time.