#using a screenreader

[ Image ID: A light brown cat with darker stripes and spots in a car. He has both right paws on the shoulder of the person taking the photo. His back left paw is on the seat of the car and his left front paw is out of frame against the window of the car door. The cat has a surprised expression on its face with its mouth wide open as well as its eyes. He is looking at something behind the camera. // End Image ID ]

not to mention the amount of people who use alt text as a joke, completely exclusing groups of people