Twitter has started to roll out a big change on iOS by replacing the "sparkle" button that switches between the algorithmic and reverse chronological feeds. Now, you swipe between two tabs called "For You" and "Following," to change your timeline, and you'll always see the For You tab first when you open the app.
The company more or less stole the For You name from TikTok, rather than using the Home moniker it had before. As with Home (and TikTok), it shows tweets from accounts you follow out...