Recorded media reproduction refers to the process of capturing, storing, and replaying audio and video content through various technologies that have evolved over time. Beginning in the late 19th century, sound recording and reproduction started with mechanical methods, such as the phonograph, where sound waves vibrated a diaphragm connected to a stylus that etched grooves into cylinders or discs. These physical impressions captured the continuous variations of acoustic waves, allowing playback by reversing the process: a stylus traced the grooves, vibrating the diaphragm to recreate the original sound. This analog approach preserved the waveform's natural continuity but was limited by wear on the medium and surface noise during repeated plays. The invention marked the foundation of recorded media reproduction, enabling music, speech, and other sounds to be preserved and distributed beyond live performances. As technology advanced into the 20th century, magnetic recording emerged a...