With the TikTok ban looming in less than a week, creators are scrambling to find a replacement. Many have simply migrated over to TikTok’s direct American competitors, like Instagram Reels or YouTube Shorts. But another unlikely challenger has emerged: the Chinese-owned Xiaohongshu, a social media app often referred to as Red Note in English. While Red Note had previously catered almost exclusively to Chinese audiences, Americans are flooding onto the platform this week, making it the number one on the App Store for two days straight. Lemon8, a separate Chinese social media app owned by TikTok’s owner ByteDance, sits at...