Apparatus and instruments for recording, transmitting, reproducing or processing sound, images or data; audio/video encoders, decoders, transcoders and converters; computers and computers peripheral devices; downloadable software for use in recording and/or encoding, and/or transmitting and/or reproducing and/or transcoding and/or analyzing and/or processing and/or decoding sound and/or images and/or video and/or metadata; recorded computer software and computer hardware sold as a unit for use in recording and/or transmitting and/or reproducing and/or transcoding and/or analyzing and/or processing sound and/or images and/or video and/or metadata