TIFF is a classic storage format, but PNG is common for web images and isn't going away either. DNG is for RAW sensor output from professional cameras and is not used for edited and published images. However if you're archiving your photo collection or something than keep the DNGs!
TIFF is a classic storage format, but PNG is common for web images and isn't going away either. DNG is for RAW sensor output from professional cameras and is not used for edited and published images. However if you're archiving your photo collection or something than keep the DNGs!