Well run companies do all nighters, and aren't so cultishly devoted to a "work life balance" that implies 4 hour workdays on slack.
Well run companies also understand sustainability. Max effort will need to be demanded to exceed current capacity, but it is important not to rely on it as a crutch to get past poor design, poor process, or other management misfires.
This is something games are seeing now, most of the industry luminaries cut their teeth in an era where the whole game fit on one disk. They assume that the weekend long anger coding to bash that one bug is the same as what they're asking their company to do.