On 2 Feb 2010, at 14:17, Neil Calton wrote: > I have had a 4-bay Drobo unit just over a year and have had no problems. > Filled it with 2 * 1 Tb and 2 * 500 Gb drives and have had no problems > running continuosly attached to a MacPro on my desktop and using it > as a Time Machine backup volume with OS X 10.6. Good to know. Thanks for sharing. ATB Simon