: This is the lowest tier of video quality. It means someone recorded the movie in a cinema using a handheld camera. The picture is often shaky, blurred, or tilted, and people may be seen walking in front of the screen.
: Because it is a "CAM" rip, the audio is recorded via the camera's microphone. You will likely hear echo, muffled dialogue, and the sounds of the theater audience (laughing, coughing, or clapping). : This is the lowest tier of video quality
: While the file uses a modern compression codec (HEVC), it cannot improve the source. A high-efficiency codec on a bad camera recording is still a bad recording. : This is the lowest tier of video quality