Back in the day (i.e. before 2010) 😉 we used to create all our preview audio files in 56-kbps MP3 format, with a “preview…. shockwave-sound….” voice that was mixed in at a fixed volume. From about December 2010 onwards we started making our preview audio in 128-kbps MP3 files (higher fidelity, more clarity) and also […]