Which retail technology innovation did Netflix first implement in 2015 that revolutionized how streaming platforms analyze viewer behavior and personalize content recommendations?

The film and television industry has been transformed by streaming platforms, which use sophisticated retail analytics and marketing strategies to capture audiences. These services combine content creation with advanced consumer analytics to personalize recommendations and drive subscriptions. Test your knowledge about the retail technology and marketing strategies powering today's entertainment landscape!

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Global content delivery network (CDN) with regional preference tracking
Contextual bandits algorithm for personalized thumbnail selection
Blockchain-based viewer authentication system
AI-powered content rating prediction engine