https://youtu.be/FjbU7R-y0BU I used Magic Lantern to shoot 30 photos of this scene yesterday evening and made a video of it with ffmpeg. ffmpeg -framerate 2 -pattern_type glob -i “2015-12-13*.jpg” -vcodec libx264 -s 1920×1280 -pix_fmt yuv420p -vf fps=25 out.mp4 Combining them into one one photo looks like this..

Sometimes it’s useful if the shutter button doesn’t focus. Instead you press another button to focus. I’ve used it in the past when shooting street photography (focus on the ground and I know anything a metre away will be in focus), and at night on a tripod when taking long exposure shots of moving lights….