Easy and fast to build your own file sharing system. One upload use anywhere. Now I recommend you using my server. Set up your own medivac will be waiting for later.
###upload file curl -T or (--upload_file) "file_name" "http://nuanhi.com/file_name"
###download file curl -O "http://nuanhi.com/short_url"
maybe you can use browser or curl -o or http PUT......