I don't know? What happens when you open a window in Rapture?sennius said:What happens if someone just pops the balloons or stops the fans?
Now, I'll admit it took me a sec to wrap my head around this idea as well, but then I realized this was all steam punk (the second game was actually diesel punk).
When ever you have a genre in the [insert name] punk fields, the main theme is always going to be the over exaggeration of a known technology to the point it delves into fantasy.