Scripts to grab the content of one Wagn database and recreate that on another system (cross-database - MySQL, Postgres, etc.).

Wagn administrators should be able to sync or backup their data similar to support simple import and export only the data isn't downloaded.

This could even be a service provided by Grass Commons to Wagn users, sort of like Apple's .mac backup and syncing.

SharePoint lets users easily export to Excel, better for massaging some kinds of info, and save back to SharePoint.

Also see Basic import.