In his blog at the Open Planets Foundation Johan van der Knijff from the National Library of the Netherlands discusses what is meant by “embedded” files in PDF/A.
The most important new feature of the recently released PDF/A-3 standard is that, unlike PDF/A-2 and PDF/A-1, it allows you to embed any file you like. Whether this is a good thing or not is the subject of some heated on-line discussions. But Johan van der Knijff asks himself: “What do we actually mean by embedded files?” – As it seems to him, the answer to his question isn’t as straightforward as one might think. Read more.
Source: Open Planets Foundation