WDDA will incorporate previous standards and best practices for digital preservation.
The unique contribution of the WDDA project will be, in Surface's words, "preservation metadata.
Finally, WDDA will provide for ongoing user accessibility.
WDDA's initial clientele will be OCLC's primary constituency of libraries, but Surface explains that WDDA will seek additional markets, "The service will have applicability to non-library clients.
As it develops, WDDA is likely to become increasingly attractive to many hinds of archiving organizations.