Cosplaying and playing video games, visitors flock to the Brazil Game Show, an annual trade show for the video game industry and the largest in Latin America. "I've seen the transformation of a very male-dominated environment that's always existed, to the gradual growth of a female-oriented market," says a 30-year-old attendee at the Sao Paulo fair, as the number of women playing video games in Brazil increases. IMAGES AND SOUNDBITES