Hm? I read the GP as saying "If you boot the iso from a harddrive (or the equivalent, a 'normal' usb stick) the installer fails because it explicitly looks for

Hm? I read the GP as saying "If you boot the iso from a harddrive (or the equivalent, a 'normal' usb stick) the installer fails because it explicitly looks for a CD/optical medium containing the repository" With the gadget in this article that wouldn't be an issue anymore: The thumbdrive _is_ an optical drive for all the OS knows.