Digital content packaging, licensing and consumption

A system for presenting digital content, the system comprising:

• a computer-readable storage medium;
• and
• a processor responsive to the computer-readable storage medium and to computer-executable instructions, the computer-executable instructions, when loaded into the processor, operable to:
• identify a first digital content item having a plurality of content segments and having a data structure associated therewith, the data structure storing signed information about at least some of the plurality of content segments;
• identify a digital license having a key and a grant of a right under an intellectual property right, the grant of the right subject to a condition,
• during presentation of the first digital content item, repeatedly identify presentable content segments of the first digital content item;
• arrange for use of the key to verify integrity of the signed information to verify particular presentable content segments;
• arrange to record information associated with presented content segments;
• and
• after presentation of the first digital content item has concluded, determine from the recorded information whether a sufficient quantity of content segments were presented to satisfy the condition.

A method for consuming digital content, the method comprising:

• identifying a first digital content item protected by an intellectual property right;
• identifying a second digital content item comprising a plurality of content segments, the second digital content item having a data structure associated therewith, the data structure storing information about at least some of the plurality of content segments;
• identifying a digital license comprising
• a grant of a right under the predetermined intellectual property right, the grant of the right conditioned upon consumption of at least a portion of the second digital content item, and
• a plurality of keys usable for decrypting information associated with the first digital content item or the second digital content item or both;
• repeatedly identifying consumable content segments of the second digital content item;
• using a key from the digital license to verify at least some of the identified consumable content segments;
• arranging to record information associated with consumed content segments;
• after consumption of the second digital content item has concluded, determining whether the recorded information indicates that the condition was satisfied;
• and
• when it is determined that the condition was satisfied, permitting consumption of the first digital content item.