Which language learning product launch famously disrupted the industry by introducing 'adaptive spaced repetition' as its core marketing concept in 2012?

Product launches in the language industry require careful attention to terminology, market positioning, and cultural nuances. From language learning apps to translation software, successful product launches in linguistics often hinge on how well companies understand their target demographics and communicate value. This trivia question explores a notable product launch that revolutionized how we approach language learning.

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Duolingo
Rosetta Stone's TOTALe
Babbel's Speech Recognition Platform
Memrise's Mems System