The game could be delayed by a power outage. Oh dear…
https://twitter.com/LarAtLarian/status/908205287022133248
Hm, that's not nice - although presumably given how close the release time is the final code upload from Larian to the Steam servers would have taken place already? Of course, I have no idea how these things work, but I sure as hell wouldn't leave it to the 'last second' ;-)