Congratulations: You have just created a scene-quality repack that is better than 99% of what you find on public torrents.
"Repacks" are usually collections of music or software that have been re-compressed or bundled together for easier downloading. 640 kbps songs repack
If the goal is to place the audio into a video container (MKV or MP4) for storage or video creation: 640 kbps songs repack