Originally Posted by ottdmk
From what I understand of how ADE works, Kobo is telling the truth. They do not actually have the Adobe DRM'ed files on their servers. I think it is disingenuous to claim they do not care; this is a situation where their options are severely limited.
For an .epub file, what you download from Kobo is a token that lets you download the book from Adobe servers. It is outside of Kobo's control.
For a .kepub file, the files are stored on Kobo servers and so are within Kobo's control.