Which groundbreaking digital marketing strategy did Duolingo implement in 2019 that contributed to a 67% increase in user engagement for their language learning app?

The language and linguistics industry has been transformed by digital marketing innovations that have changed how language learning products, translation services, and linguistic tools reach their audiences. This poll explores a notable marketing strategy that revolutionized how one major language technology company positioned itself in the competitive global marketplace.

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Their 'Fear of Missing Out' campaign with the menacing owl mascot that generated viral social media memes
Partnering with Netflix to integrate language learning exercises into foreign language shows
The 'Language Leaders' influencer program that paid polyglots to promote their platform
Implementing AR technology that translated real-world text through smartphone cameras