Have you accessed or modified the data embedded in a file today? Even if you have not, there is a good chance you did recently. This is because the XMP (Extensible Metadata Platform) for tagging information electronically has become part of the digital document landscape of today and a new ISO standard...
Graphic technology -- Extensible metadata platform (XMP) specification -- Part 1: Data model, serialization and core properties
This standard has been revised by ISO 16684-1:2019
A standard is reviewed every 5 years
Revisions / Corrigenda