The U.S. military uses a ‘context-based’ learning technique from the Mormon Church for teaching new languages to recruits in as little as 5 weeks, even the Army’s Intelligence Brigade enlists former missionaries to fill its ranks.
Language learning site Duolingo makes its money from having…
Language learning site Duolingo makes its money from having its users practice translating a real-world document (e.g from CNN). Duolingo has contracts these websites to translate stories and is earning hundreds of thousands of dollars a year with this business model.