At first, it worked perfectly. The "Trial Version" watermark vanished, and the plugin blazed through his archives, renaming locations and adding copyright tags at lightning speed. Leo went to sleep thinking he’d beaten the system. He woke up to a different reality.

Instead of risking a crack, several free and open-source tools provide batch editing capabilities:

For those who find the command line intimidating, ExifToolGUI provides a user-friendly windowed interface for ExifTool.