A week ago, Cursor CEO Michael Truell celebrated what sounded like a remarkable event.… "We built a browser with GPT-5.2 in Cursor," he said in a social media post. "It ran uninterrupted for one week.

While TikTok said the code’s only used for debugging, researchers also found Meta products Facebook and Instagram can track users’ in-app browser. Reading time 5 minutes Tick tock goes the clock. It ...