People are displeased that a Welsh town’s library installed an Ig Nobel Prize-winning device designed to repel teenagers. BACKGROUND: The 2006 Ig Nobel Peace Prize was awarded to Howard Stapleton of Merthyr Tydfil, Wales, for inventing an electromechanical teenager repellant — a device that makes annoying high-pitched noise designed to be audible to teenagers but not to adults; and for later […]