If they let me upload and download files using an API instead of browser and all that CAPTCHA nonsense I would actually invest time and maybe some money to deve

If they let me upload and download files using an API instead of browser and all that CAPTCHA nonsense I would actually invest time and maybe some money to develop a native client for this service. But considering the current experience of 'storing a file' I'm better off sending myself an email, let alone using Dropbox.