Last year during the U.S. Open, the Journal did a 'Name that Grunt' interactive quiz, supplying audio and asking readers to name the offender.

WSJ: Jason Gay: Confessions of a Tennis Grunter

Although touch-screen has long permeated the more mundane aspects of modern life such as ticket machines and tills, and provided interactive novelties in the guise of museum guides and quiz machines, applying this technology to the PC is a far more complex task.

CNN: In touch with the digital age