S3 is wicked fast, much faster than iCloud or Dropbox. Also the person you are responding to is obviously wrong. S3 is the most durable of all. iCloud and Drop

S3 is wicked fast, much faster than iCloud or Dropbox. Also the person you are responding to is obviously wrong. S3 is the most durable of all. iCloud and Dropbox were using S3 at some point.