Portal's coolnes explained (without spoilers)

Este tipo explica por qué el juego Portal es tan cojonudo, pero sin destriparlo.

iKnowWhatImDoing.com: Look at me, still talking when there's science to do

You're not communicating with the voice any more than you communicating with the author of the New York Times Crossword Puzzle.

Except that the voice watches you, and reacts. Like if the NYT puzzle guy was looking over your shoulder and going, "oh, shit, you're using pen?" It IS a relationship, because both characters have attitudes about each other, and those attitudes change and are affected by both parties' actions. It's fairly simple, now that I think about it.