James McKenzie wrote: > You really should try using Time Machine through a DVD. The program does a verification of data and you can restore your system to a particular point in time, if needed. I use an external hard drive for > this purpose. Until my employer basically made it illegal to have the drive on premises, it used to be there. I don't know if this is an appropriate solution for me. I have several machines all running different systems. Windows XP, Windows 7, Linux, and now Snow Leopard. I need to be able to restore data to any system, not just OS X. I've just been burning a half-dozen DVD-RWs every 3 months or so.