We tested with the FireWire connection because the USB 2.0 connection isn't bus-powered; it requires the included power adapter, which makes the unit a little more cumbersome when on the go. The FireWire connections are bus-powered. This is the only technical complaint we had with the drive.
The LaCie Little Big Disk is a bit pricey for the capacities offered, but it is an excellent external hard drive that offers great speed, multiple connection options, and features, including as RAID 0 capability, not normally included on drives of this size.
