Hi everyone I have been using an Olympus Pen mirrorless camera for years, but when I tried to upload some images, I was rejected for not having a good enough camera (maybe it's just out of date). I can't find anything on their site that specifies what quality sensor you should have or what specs your camera should have at all, just an explanation of the different types. Do you have to have a full frame DSLR for this? I am a hobbyist and shoot mostly close up images of wild life but I also enjoy taking photos of the northern lights and the 11,800ish lakes I live near (lots of opportunities for