* Attention feminist nerds: "Portal," the first-person shooter that Games Radar described as "the most subversive game ever," is being offered for free until May 24. What Portal is not like:

Sociological Images accuses Facebook of sexism and ethnocentricsm for using a "white and male" image as its default avatar to represent a typical user, while opting for "orange avatars of both sexes" to represent its "global connection" capabilities.
So why does this shadowy male figure look just like me?