Steemit is mostly a blogging platform, which means it’s contributions are mainly in the written form. I know there are photography blogs/posts etc, but the majority of the content is text. This has a couple of problems. Not everybody writes good English and if you choose to write in your native language the audience is limited.

Compare that with pictures. No matter what language you speak, if you see a photo of a flower you understand that this is a flower and we all can admire a nice photo. It’s a lot easier to participate in this kind of platform. You pick up your phone and take a shot. ( More about the phones in a while ). This type of social media content ( pictures and video ) encourages people from all around the world to use the app, without almost any friction and with a world wide audience