The docs should make it clear that you cannot compare, view, or diff a binary file in a snapshot. You can only see the SHA and the timestamp of the changes.
Have a note: http://docs.redhat.com/docs/en-US/JBoss_Operations_Network/3.1/html/Admin_Managing_Resource_Configuration/viewing-changes.html#comparing-drift
Bulk closing of BZs that have no target version set, but which are ON_QA for more than a year and thus are in production for a long time.