 In June 2007, "Computer and Video Games" magazine revealed that DICE was working on a game called "Mirror's Edge", which was expected to "shake up the [first-person shooter] genre".On July 10, 2007, "Mirror's Edge" was officially announced by Electronic Arts, and at the Game Developers Conference in San Francisco in February 2008, the first demonstration of gameplay was shown.A video featuring entirely in-game footage was released at the Sony PlayStation Day in London on May 6, 2008.