Which voice assistant product launch in 2011 revolutionized natural language processing in consumer technology and became the foundation for Apple's voice interaction system?

In the evolution of language technology, certain product launches have revolutionized how we interact with artificial intelligence and language processing. This trivia question focuses on a pivotal moment in language technology that changed how we communicate with our devices and opened new possibilities for accessibility, convenience, and human-computer interaction. Test your knowledge about this transformative product launch that made voice assistants a household reality!

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Siri (originally launched as an independent app before Apple acquisition)
Cortana (Microsoft's initial beta version)
ELIZA 2.0 (MIT's commercial adaptation)
VoiceNav (Google's precursor to Google Assistant)