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DevilishDesign

@devilishdesign.bsky.social
771 followers 150 following 291 posts

Collector & repairer of vintage computers and the odd typewriter. Was @Devilish_Design over on the bird site. Warning! This profile might contain images of exploded RIFA capacitors!

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Reposted by DevilishDesign
joshua stein @jcs.org · 09/09/2026
I will be at Vintage Computer Festival Midwest this weekend with a table (B114) of Dolch stuff, because there are too many Macs there vcfmw.org #computersshouldhavehandles #vcfmw
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Ben Zotto @bzotto.bsky.social · 23/08/2026
Spent some time really trying to learn FORTH on Sphere. What a fascinating, infuriating programming language!
sphere.computer
Sphere News: So On and So FORTH
Adventures in the infuriating elegance of the FORTH programming language on Sphere, the challenge of reimplementing Snake with it, and the SLURP that could have been.
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Rob Crowther @robertcrowther.bsky.social · 23/08/2026
Another busy Retro Computer Club at @computinghistory.org.uk this morning. Read about our past meetups: morefunretro.co.uk/club
People having more fun with retro computersExamining a Compaq luggableAn MSX2 Word Processor system running the SymbOS, a GUI driven CP/M compatible modern operating system The Retro Computer Club from the other side of the room
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Santo Nucifora @vintagecomputer.ca · 20/08/2026
BEWARE Vintage Computer buyers from outside US. Your stuff will be e-wasted! I bought an Epson PF-10 floppy drive from the US (I am in Canada) and as it travelled thru eBay Intl Shipping, it was "Liquidated" and I got a refund. Apparently a new US policy is the reason. kotaku.com/trumps-new-e...
This is tracking information informing me that my Epson PF-10 floppy drive "Did not pass Inspection" at the Ebay International Shipping hub and has been liquidated.  Please see the news article link and pass this on so that at least some of this vintage computing equipment will not be e-wasted.
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K-man @kman-aus.bsky.social · 16/08/2026
Retrofest UK through the eyes of a visiting Aussie. I got to see a few vintage computers I'd never seen before, chat with interesting exhibitors, and ask some attendees (you might recognise) what they thought of the UK's largest retro computer festival. #retrofest youtu.be/c2mM-pLecK4
youtu.be
Aussie visits Retrofest UK 2026
YouTube video by K-man Chronicles
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Massimo (mirror) @rainmaker1973-m.bsky.social · 05/08/2026
When you can’t afford a PlayStation Original post
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Alex Wellerstein @wellerstein.bsky.social · 25/07/2026
I think that I've finally found it — a true photograph of "the good old days" that everyone is always talking about.
A child rides a contraption attached to a huge alligator in a hand-colorized photo-postcard from 1907. Parents, with babies, look on, impassively. The caption says: "The Joy Ride at the California Alligator Farm, Los Angeles, California"
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Tom Stepleton @stepleton.bsky.social · 11/07/2026
Hello! Next Saturday at 4:30 PM, I'll speak at #EMFcamp Stage B on the obscure, innovative, unusual Flex computing environment for #PERQ workstations. (Demo included!) Fitting everything into a half-hour will be tough: expect fast talking, big gestures, and maybe a bell or gong to mark chapters...
Login splash screen for the RSRE Flex computing environment. The Flex logo is shown alongside "Evaluation Kit"; additional text shows a crown copyright notice, a solicitation of feedback, and basic instructions.
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Ben Zotto @bzotto.bsky.social · 01/07/2026
New game for Sphere: Scrappy Bird, a mini flappy bird that runs on a 32x16 text screen on the 1975 Sphere system. I made this for the upcoming VCF West. You can play it in the emulator by clicking this link. Enjoy! sphere.computer/emulator?run...
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More Fun Making It @morefunmakingit.bsky.social · 22/06/2026
Ok. This will explain what happened, why, and what I have done to make sure it (probably) wont ever happen again.
youtu.be
16k Member Discord Deleted by a Scammer
YouTube video by More Fun Making It
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compu85 🌈 @compu85.bsky.social · 21/06/2026
I've got an interesting restoration ahead of me: a Xerox 8000 server and 8040 Laser Printer!
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CelGen Studios @celgen.org · 21/06/2026
Casual Sunday things, brought to you by one of the wildest CP/M systems I have ever worked with.
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More Fun Making It @morefunmakingit.bsky.social · 21/06/2026
Ok. I am gutted and really sorry to say that the servers are all gone. Over 1600 members on RHD and some lowlife deleted it forever with a click. Also stole a bunch of money from my account. I will make an update video and post that here when I get home. Whatever happens we are going to rebuild.
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More Fun Making It @morefunmakingit.bsky.social · 06/06/2026
Last weekend I was in retro paradise. Fortunately they allow cameras in retro paradise and I had one with me! Super interesting things to see. 60yo telex Humongous gfx workstation circa 1984 Naked QL Souped up Speccy All the Sinclair's So much more! Come see here: youtu.be/IuhfMMD9bNY
youtu.be
Retrofest 26 and Zzap! Live - A Fortnight of Retro FUN!
YouTube video by More Fun Making It
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Andy Toone @lockfarm.bsky.social · 02/06/2026
I was hoping to demonstrate this last weekend at RetroFest 2026. A true 8-bit Pocket Computer running CP/M on an 8Mhz Z80. On board storage, USB-C or battery powered, internal module bay and full RC2014 expansion bus. It runs Microsoft BASIC and Zork. So it's called the Zorkulator. Please share.
A Pocket Computer on a desk. It is the footprint of the first Pocket Computer - the Sharp PC-1211 (or Radio Shack PC-1)
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Short Circuit @shortcircuit.org.uk · 29/05/2026
RETROFEST IS THIS WEEKEND! 😱 We've spent today setting up and it's looking good! Saturday is sold out, but there's still a few tickets for Sunday - retrofest.uk/tickets.php
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Short Circuit @shortcircuit.org.uk · 23/05/2026
IT'S ONE WEEK TO RETROFEST! Saturday is sold out and Sunday is going fast. Run to your computer and buy tickets now to avoid disappointment! See you next week! www.retrofest.uk/tickets.php
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Short Circuit @shortcircuit.org.uk · 09/05/2026
Just THREE WEEKS to go! Tickets are selling fast, so book now to avoid disappointment - www.retrofest.uk/tickets.php - and to get us in the mood, here's a few of our favourite photos from last year. Do you have favourite photos from 2025? Please post them in the replies!
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Short Circuit @shortcircuit.org.uk · 24/04/2026
What does this big empty space need? Well, it needs lots and lots of vintage computers - and YOU! It's just 5 weeks to Retrofest 2026 (gulp) and tickets are selling fast. Buy yours now and do your bit to fill this big empty space! www.retrofest.uk/tickets.php
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Binary Dinosaurs @binarydinosaurs.co.uk · 18/04/2026
Did you work on making these for STC back in the day? Know someone who did? Since 2016 I’ve been the STC repository and I’m looking for help on the Plessey MR9735 Teleview video generator. binarydinosaurs.co.uk/STC
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Short Circuit @shortcircuit.org.uk · 16/04/2026
Retrofest 2026 is taking shape - we now have an exhibitors list and details for most of the exhibitors, including 13 who'll be new to the event! www.retrofest.uk/whowhat.php We also have a Bluesky list so you can follow them all, past and present, with one easy click - bsky.app/profile/shor...
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Ben Zotto @bzotto.bsky.social · 13/04/2026
My new book about Sphere, the forgotten but incredible 1970s computing pioneer is published and available! Curious? Grab a copy here: shop.gocomputernow.com/products/go-...
shop.gocomputernow.com
Go Computer Now! Book
Go Computer Now! How Sphere Corporation Invented the Modern Microcomputer—Then Disappeared is the newly unearthed and riveting story of the small Utah computer manufacturer who burst onto the scene in...
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Andy Toone @lockfarm.bsky.social · 13/04/2026
For the hive mind: I'm looking for group purchasing or crowd funding sites to support a larger batch of NanoBeasts, VideoBeasts and potentially launch a couple of other projects. Has anyone experience with Lectronz, Crowd Supply, Kickstarter or others for tech projects? UK based selling worldwide.
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HereBeDragons @heredragons.be · 12/03/2026
I have waited a VERY long time to do this! I first saw an article about connecting a video camera to your Dragon way back in Dec 1985 and it really sparked my imagination. The idea that a camera could be digital and the images stored on a computer were so new and exciting ... 1/4
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Thomas Fuchs 🫯 @thomasfuchs.at · 07/03/2026
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This Week in Retro @thisweekinretro.bsky.social · 07/03/2026
All the fun you can squeeze into 64k! youtu.be/PM18XTdua8s We look at the international sensation Jet Set Willy and 1984's explosion of open-world adventure gaming. Plus a full Quake-style FPS in just 64k, and new flow coding and game engines for classic hardware.
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Robb from 8/16/32bit @81632bitretro.com · 07/03/2026
If you are looking at buying a cartridge of a homebrew release for a retro system, always check with whoever made the original game to see if the person selling the cart/CDRom has permission to do so. If they don't, don't buy it. It's that damn simple.
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Santo Nucifora @vintagecomputer.ca · 23/02/2026
Had my #Commodore C900 out today to try something for a friend. More testing is needed (when I get the nerve) but it might have a medium resolution RGBI/VGA port when the stock Hi-Res ECL monitor goes. #vintagecomputer #retrocomputer
This is a picture of the Commodore 900 computer that was Commodore's first attempt at a Unix-like workstation.  It used the Coherent Unix work-alike operating system.  This computer never made it to production.
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Tom Stepleton @stepleton.bsky.social · 21/02/2026
Do you have 5.25" and 8" floppy disks that are spare, low-quality, degrading, or just generally in bad shape? I'd like to take my floppy disk data recovery game to the next level. I have equipment, but there's no substitute for experience.
A trio of floppy disks: a big 8" disk, a fairly ordinary 5.25" disk for PCs, and an Apple FileWare (aka Twiggy) disk.
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ken @kenr707.bsky.social · 15/02/2026
Went to VCF SoCal today and there was a PDP-8 in a new-to-me color scheme. Learned to program on one of these in 1973. @adventofcomp.bsky.social gave a hilarious talk about INTERCAL, the Compiler Language With No Pronounceable Acronym
A PDP-8 computer in a new-to-me blue & blue color scheme.  I learned to program on one with the more typical red-and-gold scheme, and I’ve seen a hideous two+tome green variant, too.
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John Newcombe @glasstty.com · 12/02/2026
youtu.be/DScdsdFIP_A?... RetroFest 2026 - The Unofficial Advert
youtu.be
RetroFest 2026 - The Unofficial Advert
YouTube video by GlassTTY
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badly drawn bee 🐝 @soapachu.bsky.social · 07/02/2026
AI intends to kill us all
AI image of a 'Correctly-wired UK plug' which is anything but correctly wired, with the live wire not going into the fuse, a mystery grey wire, and the neutral being a tiny wire between the fuse and the third pin...
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Jason Moore @moorejh.bsky.social · 05/02/2026
control panel of the day #HCI
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John Newcombe @glasstty.com · 04/02/2026
I finally got around to putting a video together for the North Star Horizon. youtu.be/gFO5XHTvKG8?...
youtu.be
The North Star Horizon - It's Finger Lickin' Good!
YouTube video by GlassTTY
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Rage Against The Retro @rageretro.bsky.social · 01/02/2026
The future of robotics is here
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DevilishDesign @devilishdesign.bsky.social · 27/01/2026
Customer - "Can you print this on a T-Shirt?" Me - "Yes.... Did you use AI to create this?" Customer - "Yeah, ChatGPT is great!" Me - "Errr, your phoenix appears to have two heads" Customer - "But it looks good. It'll be fine. AI is great!" <SIGH> 🤦
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BigBadBiologist @bigbadbiologist.bsky.social · 16/01/2026
I picked up this clear Sun SPARCstation LX a couple weeks ago. I was told that it was a special machine used for trade shows. Let's take it apart, back up its hard drive with BlueSCSI initiator mode, and start recapping the power supply. Saturday noon EST. youtube.com/live/W6tjUSo...
youtube.com
What is inside this clear Sun SPARCstation LX? Disassembly, BlueSCSI hard drive backup, PSU recap
YouTube video by BigBadBench
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Rob Crowther @robertcrowther.bsky.social · 14/01/2026
Revisiting this now that I have a #C64U Fewer characters available than on a C128 or the teletype so I had to fudge the numbers a bit, but I took the opportunity to add colour! Also I can turn on turbo mode and have the whole thing generated in seconds by an emulated 64MHz 6502 😀
The C64U showing a completed PETSCII Mandelbrot Set

The quality is a bit ropey as my phone camera doesn't seem to get on well with the simulated scanlines.10 for y=-12 to 11
20 for x=-25 to 13
30 c=x*.0777
40 d=y*.0811
50 a=c
60 b=d
70 for i=0 to 15
80 t=a*a-b*b+c
90 b=2*a*b+d
100 a=t
110 if (a*a+b*b)>4 then goto 200
120 next i
130 print " ";
140 goto 210
200 poke 646,i
205 print chr$(48+i);
210 next x
220 print
230 next y
240 poke 646,14
2000 get a$: if a$<>" " then 2000
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Benj Edwards @benjedwards.com · 13/01/2026
Come test my massively-multiplayer online drawing world, Grapheeti 🎨 - One shared canvas for the whole world - Everyone gets their own unique color - Draw with your friends! www.bxfoundry.com/grapheeti/ If it crashes I'll fix it tomorrow 😁
Grapheeti screenshot
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hansotten.bsky.social @hansotten.bsky.social · 14/01/2026
50 years of KIM-1 and me retro.hansotten.nl/50-years-of-... I have collected some KIM-1's over the years. The first KIM-1 in 1978, and now I have nine original KIM-1s, from first edition to Rev A, B, D, E , 2x F, 2xG. And several reproductions with 6532's as replacements.
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Jeri Ellsworth @jeriellsworth.bsky.social · 05/01/2026
I have big plans for spinny CRT
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CelGen Studios @celgen.org · 05/01/2026
Usagi's video today really hit close to home with the IV/90 I'm still trying to understand.
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Rebane @rebane2001.bsky.social · 02/01/2026
i made a flappy bird clone that uses your folding phone as the controller
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Computeum Vilshofen @computeum.bsky.social · 20/12/2025
🎄Der #Computeum #Adventskalender🎄 🎅Türchen 20: LCD-Tastatur🖥️ An unserem 5150 PC hängt nicht IBM's '83-Key' Tastatur, sondern ein Luxus-Exemplar mit kleinen 14x8 LCD in jeder Taste. Diese zeigen, in Echtzeit und abhängig von Shift/Ctrl/Alt, das jeweils aktuelle Zeichen an. #Retro
Zu sehen ist ein Ausschnitt einer PC Tastatur mit den 10 Funktionstasten links sowie dem Alphanumerischen Feld rechts daneben. in jeder Taste ist ein kleines Fenster mit einem s/w LCD, dass mit eher schlechtem Kontrast die aktuelle Tastenbelegung zeigt. Also z.B. ein großes 'A' mit Shift, ein Kleines ohne.
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Tom Stepleton @stepleton.bsky.social · 17/12/2025
Has anyone ever heard of a (UK?) journal called University Computing? Know where I could find archives? Long shot, but this paper could contain info that helps us open-source a remarkable operating system developed by the UK MoD in the 1970s and 1980s. Boosts appreciated!
Picture of a citation at the end of a paper. The citation says:

15. "Flex and the ICL Perq2" M.Stanley. University Computing Vol 8, No 2, Summer 1986.
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gloriouscow.bsky.social @gloriouscow.bsky.social · 27/11/2025
The IBM 5150 motherboard, illustrated. #retrocomputing
An illustration of the IBM 5150 motherboard with the functions of each chip labelled
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Short Circuit @shortcircuit.org.uk · 18/11/2025
We're going to do it all over again! Very excited to announce RetroFest 2026 to be held at Swindon's STEAM museum on the 30th/31st May. If you'd like to exhibit, just full in the form - and if you'd like to come, why not buy a ticket! They also make wonderful Christmas presents :) - retrofest.uk
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Ben Zotto @bzotto.bsky.social · 08/11/2025
The back of a Sphere computer was a mess. Why? There was no "backplane"-- no slots. The whole system was loomed together with 14-connector ribbon cables, and the cards sat in loose slots. Moving the system could easily wiggle out a pin or two somewhere, and maybe the computer wouldn't start up.
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Santo Nucifora @vintagecomputer.ca · 07/11/2025
This is my Total Microcomputer Model 4000 computer. Technically the last of a rare Motorola 6800 based home computer that was a pioneer in an "all-in-one" computer. Six days left on @bzotto.bsky.social Kickstarter for his book detailing Sphere Corporation here: www.kickstarter.com/projects/bzo...
This is a picture of the Total Microcomputer System 4000.  More pictures at https://vintagecomputer.ca/total-microcomputer-4000/  #vintagecomputing #retrocomputing
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Ben Zotto @bzotto.bsky.social · 07/11/2025
Yes!! Learn about the quick rise and sudden fall of Sphere-- and then the even faster rise and fall of this mysteriously related Total Microcomputer Model 4000--in this cool book coming soon. Santo has kindly contributed information and imagery to the book. Great stories. Check it out!
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