Portable and handheld consumer electronic devices for composing, recording, transmission and playback, organizing and manipulating of sound and images, namely, portable digital audio and video players capable of composing and playing music, uploading and downloading audiovisual files via the Internet or a computer network; blank magnetic data carriers, digital audio and video players, digital audio and video disc recorders; prerecorded compact discs featuring loop and groove libraries in the nature of recorded music and rhythm samples; prerecorded DVDs featuring video clips of real and computer generated images synchronously animated to sound; radios, audio and/or video receivers, encoders, television decoders, cellular telephones, personal digital assistants (PDAs), computers, software for music composition and audio and video transmission, processing, data storage and file sharing; application software recorded on magnetic media or downloaded from a remote computer network for operational control of portable and handheld consumer electronic devices, namely portable digital audio and video players capable of composing and playing music, uploading and downloading audiovisual files via the Internet or a computer network; browser software for accessing, uploading, downloading and rendering web pages, script, images, text, audio and video files via the Internet or peer-to-peer sharing networks