US users turn to Duolingo to learn Mandarin

"First of all, the Chinese are so nice, they're so sweet and so welcoming. They've over here teaching us Mandarin." ...
Duolingo has seen a surge in U.S. Mandarin learners as TikTok users explore Chinese social app RedNote amid a looming ban.
The social media app will likely disappear from U.S. app stores on Sunday following a decision by the Supreme Court.