ID3 vTOPE NPRTCOM TALB News & Notes with Ed GordonTIT2 % Hi-Tech DJ's Trade Discs for LaptopsTCOP 2005TRCK 6TCON Digital CultureCOMM nprComment News & Notes technology guru Mario Armstrong and Baltimore-area DJ's talk about new vinyl-free disc jockey technology.TPE1 NPRTYER 2005 P , `@ V~/tw\w}