On Tuesday the movie industry launched a legal fight to block the sale of DVD copying software it maintains breaches copyright laws and encourages piracy.
The Motion Picture Association of America filed suit in a Los Angeles federal court while RealNetworks, the software maker filed its own suit in a district court in northern California.
The legal battle began when the Seattle-based company released its new product, RealDVD. RealDVD allows its customers to “rip” or copy their movie DVD collection to their computer hard drives. The company maintains this can increase battery …