this post was submitted on 27 Jan 2025
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For me it would be a full copy of wikipedia, an offline copy of some maps of where I live, some linux ISO's, and a lot of entertainment media.

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[–] ewigkaiwelo@lemmy.world 57 points 1 week ago (2 children)

If you'd download the whole wikipedia be sure to download the whole commets section for each article to have a perspective on discussions on conflicting reasons for edits. Also include all the wiki media materials for all of the public domain literature, project gutenberg, entire archive.org, a good offline OS to be able to consume all of the information and you're golden

[–] Gullible@sh.itjust.works 23 points 1 week ago (3 children)

entire archive.org

How much would it cost to store like 100 petabytes for (conservatively) 40 years?

[–] ewigkaiwelo@lemmy.world 14 points 1 week ago

You mean electricity bills for powering the storage? I guess buying 100pb worth of storage disks would be pretty expensive enough but since it's an archive there is no need to keep it powered 24/7, just turn them on only when you need to. It's just a hypothetical situation anyway, it's a thing I wish to have access to; only an experienced sysadmin can actually maintain such great archive or its copy/backup

[–] ralakus@lemmy.world 5 points 1 week ago (1 children)

Let's assume you have all hard drives and in a setup with absolutely zero redundancy in case a drive fails.

We're using the Seagate Exos X24 (24TB) drive which is roughly $700 each brand new.

You'll need 4167 of them to store 100PB. Which puts you at $2,916,900 just for the drives.

Let's assume you already have the enclosures, racks, and servers for a small datacenter ready to go.

A drive can use 4-9w of power when spinning so assuming all drives are active (to ensure quick data access and data repair) that'll be roughly 27086w for all the drives at 6.5w per drive. Every month (30 days), that is 19502kWh of electricity used. 40 years is roughly 349,680 hours so that comes out to around 9,471,433kWh used.

Assuming you get some damn good electricity rates at $0.12USD per kWh, it'll cost $1,136,572 to run just the drives.

So in total, assuming you already have a datacenter with the capacity to install all the drives that runs on absolutely zero power, you'll spend roughly $4,053,472 over the course of 40 years.

[–] ralakus@lemmy.world 8 points 1 week ago* (last edited 1 week ago)

There is a much cheaper way that doesn't use hard drives. It uses magnetic tapes, LTO-9 tapes specifically.

Each LTO-9 tape cassette can hold up to 45TB of data (compression is used to store it on the raw 18TB).

An LTO-9 tape drive can cost $10,000. Assuming you get the full 45TB per tape, you'll need 2223 LTO-9 tape cassettes to store 100PB. Assuming you buy in bulk, you can get each tape cassette for $150 which puts you at $333,450 for the tapes.

Since the tapes don't use power when not in use, this concludes the total cost. None of this accounts for storing all 2223 tapes or maintenance to ensure data is still intact on them but this comes out to $343,450 in total to store 100PB using magnetic tapes. While the cost is much cheaper, it's much harder to access the data as it's not immediately available since you have to fish out the drive you need and plop it into the tape drive then wait for it to read.

[–] Xavienth@lemmygrad.ml 5 points 1 week ago

So download the entire Internet, got it

[–] matto@lemm.ee 53 points 1 week ago (1 children)

A full copy of Stack Overflow. Otherwise, we would not know how to get the Internet working again.

[–] mukt@lemmy.ml 29 points 1 week ago (4 children)

Somethings are better when done from scratch.

[–] elfpie@beehaw.org 11 points 1 week ago

A copy of scratch then.

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[–] jawa21@lemmy.sdf.org 35 points 1 week ago (6 children)

Right after Wikipedia, it would be the Arch Linux wiki.

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[–] kuneho@lemmy.world 30 points 1 week ago (3 children)
[–] Kit@lemmy.blahaj.zone 27 points 1 week ago

Can't believe I'm the first to say this, but... porn.

[–] anarchoilluminati@hexbear.net 23 points 1 week ago (1 children)
[–] jared@mander.xyz 21 points 1 week ago

You wouldn't.

[–] elfpie@beehaw.org 22 points 1 week ago
[–] nitefox@sh.itjust.works 21 points 1 week ago (7 children)

archive.org, which contains wikipedia too. Checkmate!

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[–] BlueSquid0741@lemmy.sdf.org 19 points 1 week ago* (last edited 1 week ago) (1 children)

I’ve made sure I’m good to go, as I always thought the day might come that I can’t afford internet anyway.

I have my entire gog and itch library downloaded (if I have any steam games not on gog, I’ve pirated them if I can find it). I have my nas full of movies and tv. I listen to all my favourite music on records. Every couple of years I go through and update my rom library to make sure I have the most to to date best known roms.

Even as much as possible I keep latest version of the Linux iso I might want, and if there is an appimage of my most used programs, it’s there too.

I’m pretty much ready for my life to become leaner when it comes to internet.

I wanna be your friend lol

[–] chaosCruiser@futurology.today 18 points 1 week ago* (last edited 1 week ago) (1 children)

All the Debian ISO images and all of the documentation on everything.

This way. I should have all the stable software I could wish for and the instructions on how to use them.

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[–] qyron@sopuli.xyz 15 points 1 week ago

Assuming the web would go completely bust, I'd go back to a much simpler life.

[–] AceFuzzLord@lemm.ee 14 points 1 week ago (2 children)

All the images I have bookmarked on multiple devices from e621, any game I've been even possibly hesitating on pirating, all my Steam games (I don't trust Inwouldnhe able to get in and install them if I could even get into my account to begin with at that point), and downloading every single song I have saved on yt and Newpipe because I'd never see them again.

A whole slew of things.

[–] HatchetHaro@pawb.social 5 points 1 week ago

i already download all my favs from e6 and FA lul

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[–] Legendsofanus@lemmy.ml 14 points 1 week ago

Man I have never thought about it because of feeling so at ease with the digital video game stores and just downloading what I want whenever I want without keeping a physical library that would take up space. Same with books.

If the internet died tomorrow, I would have the stuff I'm playing or reading or watching downloaded but I would be out of luck for anything else until it came back. Maybe it's time to start a backup, get a big HDD or something

[–] ArmoredThirteen@lemmy.zip 11 points 1 week ago

Honestly I'd probably just give up on technology entirely. Become a hermit carpenter or something

[–] tobogganablaze@lemmus.org 11 points 1 week ago (1 children)

I do have a copy of wikipedia and I should be good on entertainment media. I guess I should expand the emergency porn stash.

[–] alaphic@lemmy.world 5 points 1 week ago (3 children)

Just out of curiosity, how much space/effort was that to set up? (Yes, I know I can probably google up like a bajillion resources on this exact thing, but I'm a weirdo and am attempting to bring the (non-toxic/shitty) social back to social media)

I've been considering setting myself up a little NAS server since I finally dumped Spotify and am considering doing the same with video streaming too (besides Tubi, anyway), but having one just for mp3/light video streaming seems like a bit of a waste and having local repos of useful sites might be a fun side project to help justify it to myself lol

[–] tobogganablaze@lemmus.org 5 points 1 week ago

I went with a Synology NAS (I know, the foss crowd will probably crucify me) which really keeps the setup effort to a minimum. You put in the HDDs, setup your pool/volume, install Plex (or jellyfin), upload your media and you're basically good to go.

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[–] TacoButtPlug@sh.itjust.works 10 points 1 week ago

I guess a lot of music and movies from a pirate site. I'd spend more time at the library listening to my music.

Wikipedia would be the most valuable thing if I had to pick one, I guess.

An maybe the "your jimmies are eternal video" in case I need to unrustle my jimmie ever again.

[–] OmegaLemmy@discuss.online 10 points 1 week ago (3 children)

Definitely entertainment, but beyond that, Networking classes so that I can hack together a intranet for my household and the neighbourhood

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[–] squid_slime@lemm.ee 10 points 1 week ago

Arch wiki with arch man docs.

[–] applebusch@lemmy.blahaj.zone 10 points 1 week ago (2 children)

Those naked pictures of your mom

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Today I learned I'm unintentionally preparing for the Internet apocalypse.

[–] TankieTanuki@hexbear.net 9 points 1 week ago (1 children)

I'm a data hoarder so I already have done that.

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[–] Hyphlosion@lemm.ee 8 points 1 week ago

The Gutenberg Project, as well as those free online classes for things.

[–] tinwelint@lemmy.zip 8 points 1 week ago

Probably forums I use to solve problems (stackoverflow and all the stack exchange ones), offline games, guides (for programming, sysadmin, building tables, cooking, travel and repair ones…), documentation for every software and tool I use or might use. Wikipedia is also a must, music too. I have a media server for my music but keeping it up to date with every release is hard work that I haven’t started (yet).

[–] SocialMediaRefugee@lemmy.ml 8 points 1 week ago* (last edited 1 week ago) (2 children)
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[–] apotheotic@beehaw.org 8 points 1 week ago (2 children)

All of kurzgesagt, minute physics, vsauce, Steve mould, matt parker, and veritasium. I think they're invaluable education resources and it would be useful to be able to distribute them, or just have them for my own sake.

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[–] tias@discuss.tchncs.de 7 points 1 week ago

Latest llama version and instructions for setting it up

[–] balsoft@lemmy.ml 6 points 1 week ago

Honestly, I think I'm mostly set already (as I often go backpacking and there's no internet there). I have offline maps for the country I'm in and neighboring regions downloaded in OsmAnd and mapy.cz (two sources just in case), Wikipedia in Kiwix, and my custom NixOS setup as a bootable ISO on a flashdrive. I'll probably miss being able to watch science/maths edutainment on YouTube, but it's not something I'd download.

[–] zephorah@lemm.ee 6 points 1 week ago (2 children)

All the extension office university data on plants, agriculture, etc. It’s invaluable info for anyone who grows their own food and deals with bees in relation to that food growth.

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BBS software. Nerds always find a way. I guess if I have to be a sysop now…

[–] ohellidk@sh.itjust.works 5 points 1 week ago (2 children)
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[–] eatham@aussie.zone 5 points 1 week ago

Grab the whole world, not just where you live, it's not too much space

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