UPDATED: Display File Path v2.2
For macOS 10.15 and later only. This script will float alongside the Music app and continuously monitor it for a single track to be selected and display that track's file path (if it exists); or the script can be set to likewise display the file path of each playing track. Includes Show in Finder and Copy Path to Clipboard options.
Latest version:
- Additional accommodations for macOS 11 Big Sur
More information for Display File Path v2.2 and download link is here.