The file size on Elias's screen began to grow. 2GB... 10GB... 50GB. The "extra quality" was still processing, refining the image of the empty chair in the dark room.
Modern formats like MP4 usually use heavy compression (like H.264 or H.265) to save disk space. While this is great for uploading to YouTube, it degrades image quality. AVI is often used as a container for raw or minimally compressed video . For a high-end webcam, recording in AVI allows the sensor's full capability to be saved to the disk without the "artifacts" or blurring caused by compression. j webcam 9 avi extra quality