The Supreme Court has upheld a new law that could ban TikTok in the U.S. unless its Chinese parent company divests from the very popular video-sharing social media app. The justices said the "Protecting Americans from Foreign Adversary Controlled Applications Act" doesn't violate the First

Shanghai-based Xiaohongshu, or RedNote as it is known in English, is a Chinese social media platform growing in popularity as an alternative to TikTok, but with the same security risks.

Facing the loss of their favorite app, users have flocked to another China-based platform. The resulting cross-cultural exchanges have been revealing. The TikTok ban is expected to come into force on Sunday,