ChatGPT Can Lock Your Chats and Act in Your Accounts.

I’ve got four big AI stories from this week.

ChatGPT introduced a new privacy feature: you can now lock a chat with a PIN, and its browser extension can work on websites where you're logged in.

Meta paused sharing on Muse, its new AI agent, after shared chats turned up online. And Spotify pushed 50 million "slop and spam" tracks out of its recommendations.