Re: [DIYbio] Longterm genomic Data storage

How did we get to printing QR codes? I was thinking more along the
lines of magnetic tape drives. Is that still a thing in IT world,
cause I thought I heard it started going away when cheap
multi-terabyte HDDs came out. That and the cloud, but the cloud is not
feasible for storing sequencing data.

On Tue, Jan 13, 2015 at 5:27 PM, Meredith L. Patterson
<clonearmy@gmail.com> wrote:
> Fabienne Serriere and Dan Kaminsky looked into the long-term archival
> problem for print matter in general, and they concluded that microfiche is
> ideal in terms of durability and really quite inexpensive. Bonus:
> constructing a microfiche viewer requires basically just a lens and a light
> source.
>
> Apparently unprocessed microfilm has an expiration date:
> http://www.ebay.com/itm/20-Sealed-Bell-Howell-BH-10-Microfilm-16mm-X-100ft-Expired-09-1997-/201252178491?pt=LH_DefaultDomain_0&hash=item2edb908a3b
>
> but I'd think it would be possible to laser-etch QR codes onto microfilm
> quite densely.
>
> Cheers,
> --mlp
>
> On Tue, Jan 13, 2015 at 11:04 PM, Sebastian Cocioba <scocioba@gmail.com>
> wrote:
>>
>> then laser etch the QR code onto a piece of clear cubic zirconium with
>> that fancy focal point etching thing they do at shopping malls to
>> immortalize some mundane family photo or moment...and frame it in a
>> platinum-iridium alloy so thermal expansion is damn near zero. should last a
>> few millennia at least, no? :P
>>
>> On Tue, Jan 13, 2015 at 4:53 PM, John Griessen <john@industromatic.com>
>> wrote:
>>>
>>> On 01/13/2015 01:55 PM, Cathal Garvey wrote:
>>>>
>>>> So, you pack the sheet with QR codes at mimimum size assuming the high
>>>> DPI coverage.
>>>
>>>
>>> The image would have to have overlap zones at paper fold lines, or no
>>> folds and a margin,
>>> and in the second case, no overlap repeated zones would be needed.
>>>
>>> But what if insects we have in north America called silverfish got in the
>>> box?
>>> They eat paper! Even in absence of much humidity.
>>>
>>> If stored in a pharaoh's tomb, with a wax seal on the wooden case, they
>>> might go 4000 years...
>>>
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