TikTok begins telling users why a video was recommended in the For You feed, such as previous interactions or followed accounts (Aisha Malik/TechCrunch)

Aisha Malik / TechCrunch:
Instagram debuts transparency tools to let users with professional accounts, like businesses and creators, know if their content is ineligible to be recommended  —  Instagram announced today that it’s introducing new transparency tools so you can see whether your photos and videos are recommended in the app.

Karissa Bell / Engadget:
Twitter says it’s expanding recommended tweets to all users, including those who may not have seen them in the past  —  Twitter is now pushing more tweets from accounts users don’t already follow into their timelines.  The company revealed that it’s now surfacing recommendations to all its users …

Aisha Malik / TechCrunch:
Instagram says it’s exploring the ability to repost other users’ posts in Feed and plans to test the feature “soon with a small number of people”  —  Instagram is gearing up to give users the ability to repost other users’ posts, the social network confirmed to TechCrunch.

Aisha Malik / TechCrunch:
End-to-end encrypted messaging app Signal launches its Stories feature out of beta on Android and iOS; users’ Stories will automatically expire after 24 hours  —  End-to-end encrypted messaging app Signal is rolling out a new Stories feature to all users on Android and iOS, the company announced on Monday.

Aisha Malik / TechCrunch:
TikTok begins testing its research API, announced in July, with members of its Content and Safety Advisory Councils, and is working on a content moderation API  —  Earlier this year, TikTok announced that it’s developing a research API to improve access to public and anonymized data about content and activity on its app.

Aisha Malik / TechCrunch:
YouTube is introducing a new “Live Q&A” feature to make it easier for creators to select and manage questions from viewers in the chat during livestreams  —  YouTube is introducing a new “Live Q&A” feature that is designed to make it easier for creators to interact with viewers during livestreams.