The game has several deliberate, well-designed vertigo and fatigue-based visual effects including blurriness, shakiness, whiteouts, blackouts, etc. The game is

The game has several deliberate, well-designed vertigo and fatigue-based visual effects including blurriness, shakiness, whiteouts, blackouts, etc. The game is brilliant and easily on par with Portal. FWIW: I think the article is a continuation of this joke: http://www.penny-arcade.com/comic/2008/11/3/ http://www.penny-arcade.com/comic/2008/11/3/