First performing in 2006, the Princeton Laptop Orchestra, or PLOrk, takes the traditional model of the orchestra and reinvents it for the 21st century. Each laptopist performs with a laptop and custom designed hemispherical speaker that emulates the way traditional orchestral instruments cast their sound in space. Wireless networking and video augment the familiar role of the conductor, suggesting unprecedented ways of organizing large ensembles. Originally founded by Dan Trueman and Perry Cook,