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I makes sense Steve Jobs ditch the 5-1/4, because the 3-1/2 had double the storage capacity ( 720 KB ). Later the Double Density Drives doubled that to 1.44MB.

Hardly anyone owned a Hard Drive (10 MB Winchester); way too expensive for the regular user.

Yes, those were the days... but I don't want to go back!

Initially, yes... but they came out with high density 5.25" floppy disks that stored 1.2GB on each one. I owned several PCs that used those.
 
Initially, yes... but they came out with high density 5.25" floppy disks that stored 1.2GB on each one. I owned several PCs that used those.
True, but 1.44 was better than 1.2MB... I wish it was 1.2GB !
I had a Tandy 1000 and it ordered with 1.44 MB Floppies Drives: one for DOS and the other one for Data.. lol..
 
The original disks were 1DD: single-sided, double-density 400K. The Mac Plus in 1986 introduced 2DD: double-sided, double-density 800K disks. The high-density HD format (1.44MB) came later on, in 1989.
I thought my second Tandy 1000 had the 1.44 disks already, and it was before 1989. but I could be wrong, that was a long time ago.
 
There's a lot of money in nostalgia. I can't afford a hundred grand, but I'm sure I spend a lot more than most folks would consider reasonable for old junk from my childhood. ;)
My Dad bought me a Tandy 1000 with 16-Color Monitor and an Epson 132-Column Dot Matrix Printer back in 1984 or so, and I remember he spent over $10K.
I today's money I could have bought a very nice car.
 
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I didn't remember Apple experimenting with the twiggy drives. I only remember them or something similar from the old DEC (Digital Equipment Corp) PCs, though the DEC PCs may have had a "flippy" driver rather than a "twiggy".
 
I didn't remember Apple experimenting with the twiggy drives. I only remember them or something similar from the old DEC (Digital Equipment Corp) PCs, though the DEC PCs may have had a "flippy" driver rather than a "twiggy".

Not sure if you're aware of this site:


But it's an absolute goldmine for interesting stories regarding the development of the original Mac. :)
 
I thought my second Tandy 1000 had the 1.44 disks already, and it was before 1989. but I could be wrong, that was a long time ago.
Yes, that's likely -- 1989 1988 was when they came to the Macintosh.

[Corrected to account for the Macintosh IIx, September 1988. It came to the Macintosh SE/30 in January 1989, which I mistakenly thought was the first Mac to get it.]
 
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No, just a regular 1.44MB drive. I think marketing called it a "SuperDrive" because it could handle all three of the Macintosh disk formats to date, 400K MFS disks, 800K HFS disks, and the new HD disks.
Additional fun facts: The original 400K MFS (Macintosh File System) disks could be formatted as HFS (Hierarchical File System) disks, but you couldn't use them as startup disks.

Also, it's not recommended, but in practice you can format HD disks as DD, but only if they have never been formatted as HD.
 
My Dad bought me a Tandy 1000 with 16-Color Monitor and an Epson 132-Column Dot Matrix Printer back in 1984 or so, and I remember he spent over $10K.

Over $10,000? In 1984, a Tandy 1000 computer was around $1,200 including DeskMate office software. A 16-color monitor and Epson 132 column dot matrix printer would've added perhaps $400 to $500 each for a total of around $2,000 to $2,200 plus tax.
 


A rare Apple Macintosh prototype from 1983, featuring the "Twiggy disk" drive, is expected to sell for over $100,000 at auction (via New Atlas).

mac-auction.jpeg

The piece of Apple history is set to go under the hammer at Bonhams in New York. The Macintosh prototype, model #M0001, is one of the few surviving pre-production units from 1983.

This version of the Macintosh originally used a 5.25-inch floppy disk drive known internally as the "Twiggy" drive. It proved to be unreliable, leading Apple co-founder Steve Jobs to order the destruction of the remaining pre-production units before the final commercial release. The use of this drive sets it apart from the first commercially available Macs, which would ultimately ship in 1984 with the more compact 3.5-inch floppy disk system.

mac-auction-popup.jpeg

This particular prototype not only survived Jobs's directive but remains in very good condition. Included with the unit are several other prototype accessories, including a keyboard with a handwritten serial number, a prototype version of Apple's M01000 mouse featuring a unique connector, and a dual-density Twiggy diskette labeled "Mac Word." The prototype's software adds further intrigue to the lot; it runs early, unfinished versions of key Macintosh applications, and some of the notifications and instructions in the system are attributed to Steve Jobs himself.

The Bonhams auction is expected to reach a final selling price of $80,000 to $120,000. Given the rarity of Twiggy Mac prototypes and the historical interest surrounding Apple's early products, it is possible the final sale price could exceed expectations and become one of the most expensive Apple computers ever sold. A similar Twiggy model sold at auction in 2019 was fully functional and achieved a record price of $150,075. The auction is set to run from October 13 to October 23.

Article Link: Rare Apple Macintosh Prototype From 1983 Could Break Auction Records
I should auction mine. Mine is fully operation with an Apple printer included and excelerator card that can be removed. I also have it in a travel bag. Any offers?
 
I makes sense Steve Jobs ditch the 5-1/4, because the 3-1/2 had double the storage capacity ( 720 KB ). Later the Double Density Drives doubled that to 1.44MB.

Hardly anyone owned a Hard Drive (10 MB Winchester); way too expensive for the regular user.

Yes, those were the days... but I don't want to go back!
Winchester, now that's a name I haven't heard of in a very long time...

DOS user: HOW am I ever going to fill up a 10 MB hard drive, for God's sake??
 
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Over $10,000? In 1984, a Tandy 1000 computer was around $1,200 including DeskMate office software. A 16-color monitor and Epson 132 column dot matrix printer would've added perhaps $400 to $500 each for a total of around $2,000 to $2,200 plus tax.
We lived in another Country... and there were a lot of taxes (18%) besides everything costing double.
 
The original disks were 1DD: single-sided, double-density 400K. The Mac Plus in 1986 introduced 2DD: double-sided, double-density 800K disks. The high-density HD format (1.44MB) came later on, in 1989.
Further to that, the "Twiggy" disks held 871k so, in capacity terms, were superior to even the Mac Plus' 800k disks.
 
Further to that, the "Twiggy" disks held 871k so, in capacity terms, were superior to even the Mac Plus' 800k disks.
Now that you mentioned it. I remember seeing those floppies for a short time, these had a few more tracks, reason why these could hold a little more information.

EDIT: I think I was confusing these with a different kind of 5-1/2 floppies that had more tracks than their standard version.
 
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