Errr, the external drive is for backup, large media, etc. Everyday files would be on the device. And, please don't say CPU unless you are actually talking abou

Errr, the external drive is for backup, large media, etc. Everyday files would be on the device. And, please don't say CPU unless you are actually talking about silicon - you muddle the discussion. The iPhone is a complete computer, it's just unproductive without a full size keyboard, mouse, and monitor.