A local file can be "newly local" and have recently been saved from the network or via a usb drive, etc. And assuming a file is going to behave with good inten

A local file can be "newly local" and have recently been saved from the network or via a usb drive, etc. And assuming a file is going to behave with good intent, or even the same intent as another file of the same format, is bad. It's how we get jpeg/png/etc parsing errors. Its how we end up with PDFs that are also valid executables, and 1000 more issues.