I remain faithful to Lacie and I've never been disappointed. Like all Lacie, it comes with an integrated system to c .. it is better to destroy at birth. For this, I used the Mac disk utility, since neither Windows nor DOS are able to do so, at least not at my level. Once transformed into a single volume and cleared of taxed products, it is a pleasure: Stable, fast, acknowledged each time, silent ... I am confused as to the ignition switch on the back, I would have preferred to front. On my old Lacie, there was not and I hacked a convenient switch on the side of my desk. There, if I turn my switch, nothing happens, it is still necessary that I go sliding my hand between my different devices to reach the button behind the disc.