>Yeah, having only one drive is not that great.  You really need two for
>reclamation and copying storage pools.  These are things you will want to do.
>I was there once with a single 8mm.  Now I have the 3570 B12 and it's
>incredible.  But in short:  You need at least two drives, and preferably
>two drives in the same tape library.  But if you get the B12 that's what you'll
>have.

These are good points.  I think you would want two drives if for no
other reason than to avoid single point of failure; a one drive config
looks like a real risk to me.