Photography helps us preserve precious memories, document the world around us, and convey ideas in an unambiguous way. Because of its immense utility, almost everyone knows how to take passable photos. With a bit of effort, it’s also possible to get a hang of the
How about autofocus? AE lock is a good idea, but AF not so much. Letting the camera and lens do it for you usually doesn't work out well. Manual on the other hand requires a lot of skill and good feedback from the camera itself, which is usually not the case.