Quite a few of our recent movies have started to exhibit difficulty during playback. Generally speaking, these are DVD discs published by Sony Pictures and they have a number of unusual qualities.
The emergence of yet another audio delivery technology now has the music industry looking for ways to reinvent themselves again. First it was the availability of FM radio combined with hi-fidelity audio cassette tapes that threatened to destroy the music industry. This was followed soon after by the Compact Disc (CD) and now the proliferation of computer audio files (MP3/WMA).