On request for streamers:
Added a Pause-Screen if leaving the game when Escape is pressed (keyboard only) or tabbing out of the game.
Added a Pause-Screen if leaving the game (Day-1-Patch)
Source: Steam Community (opens in a new tab)
Build and release context
Recorded Steam release date:
Within one calendar day of this post (UTC). The listed date does not establish an exact launch time.