51.   Only time will tell if this technology will be eclipsed by the sonic potential of the high-density digital video disk.

52.   One could not help wondering whether the critical need to hold down costs of encoding and of hardware design will undercut the potential of the digital video disk.

53.   Philips, for example, has been selling its video disk player, called CD-I, for nearly two years without much success.

54.   Possibly, just possibly, the CD-size video disk will spin into our lives before Christmas.

55.   Price will play a huge part in the early acceptance of the digital video disk, and nobody is saying much about price.

56.   Purveyors of digital video disks and players report steady sales growth this summer.

57.   Pieced back together and sent to England for a special bath, they look clean and fresh on tape and especially on digital video disk.

58.   Several companies are offering a service to convert analog video tape to digital video disks for a fee.

59.   Slifkin said some movies that are not on tape are being released on laser disk, a format that is being challenged by the new digital video disk.

60.   Some Hollywood executives support the five-inch digital video disk, referred to as DVD.