I just can't see what the functional advantages of having a virtual USB HDD as opposed to a virtual IDE HDD. QEMU, has been using hard disk images as a emulated USB device for a while and I have a strong feeling that VirtualBox should be the next PC emulator to do that. Imagine this.if you open up VirtualBox, select Windows XP as a guest OS (assuming that you have it) and then under Settings, you would have a option to either mount a virtual hard disk image such as (USB.vdi) and use it as a emulated USB device or use one of the existing physical USB devices.
When you create a virtual disk image (VDI) and mount it onto a emulated USB device, it will be treated as a virtual USB flash drive. VDI file seems fine to me.To clarify this. When you need a more flexible disk size (and writeable) the. I don't think there's any equivalent for USB. What would be the advantage of that, compared to attaching a second VDI hard disk? The advantage of the CD/DVD feature is that it supports a standard distribution format, ie. Mpack wrote:You mean like when you mount a CD or DVD ISO image as virtual optical drive, except it's a USB flash drive?