... DirecTV Inc. and Echostar Communications Corp. are at the forefront of the interactive revolution in the United States. The two operators, who combined have more than 25 million subscribers, are ramping up their interactivity development efforts and the United States is likely to be one of the most vibrant interactive markets. Already this year, Echostar launched nationwide interactive sporting and karaoke channels for its Dish Network Service. DirecTV announced in January that it will launch a number of new advanced television services that offer viewers more control throughout their viewing experience. ... Link: Satellilte News via Telecomweb.