As digital cameras evolve, including the ones in our smartphones, photos produced by them constantly increase in resolution and file size. For instance, on my current smartphone, the average file size of pictures goes between 6-8 MB, when the ones produced by my 3-year-old smartphone average 2-3 MB.
Having a large file size is not a problem when previewing images directly in the Dropbox website or the Dropbox mobile apps as these surfaces are optimized for large files, but presents challenges when interacting with other APIs.
If you’re transferring your images to a third party API for processing (like an image recognition AI),