"At one point, GLaDOS says, "Things have changed since you last left the building," and claims to be the only thing standing between us and them but does not elaborate. Aperture Science Inc. is also mentioned during Half-Life 2: Episode Two, in which the icebreaker ship Borealis, belonging to the corporation, is said to have disappeared under mysterious circumstances, along with the crew and part of its drydock. During its development, Half-Life 2 featured a chapter set on the Borealis, but this was abandoned and removed before release."
Fix Valves mistake ^
Fix Valves mistake ^
