Digital Media Distribution Computer System

A system and method of networked computing devices including general purpose personal computers, dedicated purpose electronic devices, and geographically diverse redundant system servers used to register digital media files for purchase by user accounts that are individually authenticated and either anonymously credentialed, minimally credentialed, or formally credentialed by customary electronic financial system credit transaction records or interchangeable digital data storage modules preloaded with unique encryption key data or digital media pre-prepared for integration into a digital media library and involving:

• methods for registering digital media copyright licenses for sale with the following copyright license options and variably calculating a copyright registration price based on the options selected, each of which should be understood to also require a further option specification to either restrict the number of authorized copies or allow an unlimited number of authorized copies:
• with no copyright protection,
• with individually numbered metadata or individually content tagged copies, or
• with user account restricted copyright protection requiring three decryption keys:
• account, device, and file key;
• methods for specifying the following redistribution and copyright license options of digital media during digital media registration, and calculating copyright registration price based upon the combination of following options selected;
• custom copy transmission source redistribution compensation rate,
• deletion of purchased media with purchase price refund for a limited or unlimited time from purchase,
• transferable or non-transferable copy ownership license,
• recompensed stream transmission from a system client device,
• restricting media purchase by system user accounts based on safeguards on mature or potentially hazardous information content;
• methods of anonymously purchasing system account balance credit offline, verifying user's age for restricting purchase of mature or otherwise potentially harmful content, and systematic requirement of registered qualifications of users for restricting purchase and access to potentially hazardous content;
• and methods for validation of newly registered digital media item content by history tracked professional digital media reviewers for correct copyright ownership attribution, restriction ratings, and search convenience tags.