Re: imaging software--disk dupers/MDISC etc

[Bill Troop billtroop@xxxxxxxx]

The problem with recycling data is that it is built on the assumption
that data corruption doesn't occur.


That's why you need long-life non-recycled snapshots to fall back on.


At 29/10/2013 13:10, you wrote:


> > But what storage material is
> > good for ten years? 
>
> In my experience, all of them are--from 5 1/4 floppies on to contemporary
> media. However, they aren't *reliably* good for ten years. So the
> solution for that is redundancy. I think the least reliable media I dealt
> with was the 3 1/2 inch "stiffies." And even there, it was just
> that they got stuck and wouldn't spin fast enough (I think).
>
>
> > Robin Harris was one of the
> > first to publicize
> >
> > http://www.mdisc.com/
> >
> > which is producing the world's only archival recordable DVDs, with
> > archival blu-rays on the way.
> >
> > Maybe it's a mistake to believe in anything, but mdisc seems the
> > only sensible choice now available for those of us who are serious about
> > preserving our data indefinitely. 
>
> If you want safety, wouldn't it work to buy 10 hard drives and do to all
> 10 what you're saying to do with one? It seems inconceivable that all 10
> would fail (and in the same sectors) and I think hardware to read hard
> drives will be around for at least 30 years (and you could buy 10
> computers now that can read them). With prices so low, buying 10 isn't
> insane now.
> I take 10 to make a point. I would think 4 would be more than
> sufficient.
>
> Just an idea. I'm not pretending to be a storage/backup
> expert.