By Akash Sriram and Anhata Rooprai Feb 25 (Reuters) - Duolingo forecast first-quarter and 2026 bookings below expectations on Thursday as it shifts strategy toward faster user growth, a ‌move it said will weigh on bookings growth and profitability this year, sending the ‌company's shares down more 23% after hours. As part of the push, the language learning app said it will expand ​access to its artificial intelligence-powered "Video Call with Lily" feature by adding it to its Super Duolingo subscriptio ...