1. Tools - : start capturing the screen of a booted device to a video file. Frames come from the same simulator-server backend that and the interaction tools already use, and are encoded live to h264 mp4 (constant 30 fps, device-native resolution). - : stop the capture, finalize the container, and retrieve the video as a downloadable artifact ( for co-located clients). One recording per device at a time; different devices can record concurrently. Recording does not disturb anything else reading the device: a preview window can stay open on the same screen. --- 2. Critical: never leave a recor…