YOU’RE A KITTY!—Randall Munroe, creator of the popular xkcd Web comic, gives his autograph to loyal fans at Rev. Thomas J. Williams Park in Cambridge on Sunday, Sept. 23, 2007. Hundreds of fans showed up at the park after Munroe posted a reference to the site’s location and time in a comic in March.

Ricardo Ramirez—The Tech

YOU’RE A KITTY!—Randall Munroe, creator of the popular xkcd Web comic, gives his autograph to loyal fans at Rev. Thomas J. Williams Park in Cambridge on Sunday, Sept. 23, 2007. Hundreds of fans showed up at the park after Munroe posted a reference to the site’s location and time in a comic in March. Ricardo Ramirez—The Tech