Yahoo intends to focus on emerging markets such as India, China, Vietnam, Indonesia, and Brazil to attract more users, said company cofounder David Filo during a visit this week to India. In a wide-ranging interview last week with IDG News Service, Filo said Yahoo will continue to expand in various countries, even those that do not have democratic governments, as the company believes that the Internet and some of Yahoo"s products could be agents of change. An edited transcript of the interview follows.