Blu-Ray and Linux
E.S. Rosenberg
esr+linux-il at g.jct.ac.il
Thu Jun 27 11:47:39 IDT 2013
2013/6/27 Omer Zak <w1 at zak.co.il>:
> On Thu, 2013-06-27 at 10:14 +0300, Nadav Har'El wrote:
>> On Wed, Jun 12, 2013, Omer Zak wrote about "Re: Blu-Ray and Linux":
>> > external disk drive of equivalent storage capability. The only
>> > advantage of Blu-Ray would be immunity against EMP. Even then, I have
>>
>> Have you considered a second backup disk, in a faraday cage? :-)
>
> I have two 2T backup disks and routinely back up my PC's hard disk using
> a script which is based upon 'rsync -avH --link-dest'. To back up about
> 550GB data (most of it is unchanged) takes, in my case, about 1:30
> hours. YMMV.
>
> Does anyone know where to buy (or how to make) a Faraday cage suitable
> for protecting a hard disk against EMP from an A-bomb exploding at
> distance of say 10Km?
> (The use case being my home city getting attacked while I am elsewhere.
> For the moment, let's ignore any other disruptions which would prevent
> me from actually using the data in the preserved hard disk.)
Build one yourself and stick it in the local shelter, the shelter
should to some extent act as a cage, as should the harddisk housing
itself, though both insufficient, if you encase it, it may work, it
may also not work, they have bombs these days that are specifically
aimed at creating EMP that penetrate faraday cages, however "they" is
Israel and US not Syria, Iran etc.
To be honest I think if you are that worried about your data, make
sure it is hosted on a server on a different continent and that will
be a lot safer then a faraday cage that may or may not succeed in
protecting your hard-disk.
http://lmgtfy.com/?q=faraday+cage+for+harddisk
I think result #2 should help you reflect on whether you really need this.
>
>> > So the only reason to buy a Blu-Ray drive would be to view Blu-Ray
>> > movies and TV series (such as Dr. Who).
>>
>> Or look those up in bittorrent ;-)
>
> Are there any legal means, available to <oxymoron_alert>frayer
> Israelis</oxymoron_alert>, who wish to buy such content and download it
> via Internet, without bothering with physical media?
Downloading is legal (at least in a lot of countries), uploading is
generally considered problematic.
But if you insist on overpaying (I am all for paying for content you
like to support the artist but generally the prices asked are way to
high, though with digital media it is improving) I am pretty sure
every cell provider/ISP has online stores these days have online
stores, amazon, itunes all do business here.
Regards,
Eliyahu - אליהו
>
> --- Omer
>
>
> --
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