8. The content-wrapper of claim 7 wherein each metadata tag further comprises: a tag format field for indicating a format for the metadata in the tag data field; and a tag size field indicating a storage size for the metadata.
8. The content-wrapper of claim 7 wherein each metadata tag further comprises: a tag format field for indicating a format for the metadata in the tag data field; and a tag size field indicating a storage size for the metadata. 9. The content-wrapper of claim 8 wherein the content-wrapper further comprises: a tag directory having a catalog of the metadata tags, the tag directory having address locations for each of the metadata tags and for the content.