{"type": "article", "title": "La métrica que hizo tropezar la estrategia ‘AI-first’ de Duolingo", "publisher": "Web Pulse", "url": "https://wpnews.pro/news/la-metrica-que-hizo-tropezar-la-estrategia-ai-first-de-duolingo", "original_source": "https://www.cio.com/article/4189483/la-metrica-que-hizo-tropezar-la-estrategia-ai-first-de-duolingo.html", "published": "2026-06-25T14:40:23+00:00", "accessed": "2026-06-25", "id": "la-metrica-que-hizo-tropezar-la-estrategia-ai-first-de-duolingo"}