Re: Is this enough for us to have triple-parity RAID?

[David Brown <david.brown@xxxxxxxxxxxx>]

On 25/04/12 18:59, Emmanuel Noobadmin wrote:
> On 4/25/12, Alex<creamyfish@xxxxxxxxx>  wrote:
> > I can see that you are trying very hard to fit a new picture into an old
> > frame. But with new technology there is always new possibilities. For
> > example, what I am thinking is: with the new laser write head, it doesn't
> > necessarily require the head to stay very close  to the platter since laser
> > doesn't fade away with longer distance, which may enable a design that
>
> The strength of the laser will fall as the distance to the media
> increases, wouldn't it?

The laser's strength will only fade very slightly.  It is not passing 
through enough air to significantly attenuate, and one of the points of 
using a laser is that you can focus it into a very tightly linear beam. 
 So you are right in theory, but wrong in practice.

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