Skip to main content

Microsoft Open-Sources 'Earliest DOS Source Code Discovered To Date'

1 week 3 days ago
An anonymous reader quotes a report from Ars Technica: Several times in the last couple of decades, Microsoft has released source code for the original MS-DOS operating system that kicked off its decades-long dominance of consumer PCs. This week, the company has reached further back than ever, releasing "the earliest DOS source code discovered to date" along with other documentation and notes from its developer. Today's source release is so old that it predates the MS-DOS branding, and it includes "sources to the 86-DOS 1.00 kernel, several development snapshots of the PC-DOS 1.00 kernel, and some well-known utilities such as CHKDSK," write Microsoft's Stacey Haffner and Scott Hanselman in their co-authored post about the release. [...] This source code is old enough that it hadn't been stored digitally. "A dedicated team of historians and preservationists led by Yufeng Gao and Rich Cini," calling itself the "DOS Disassembly Group," painstakingly transcribed and scanned in code from paper printouts provided by Paterson. This process was made even more difficult because modern OCR software struggled with the quality of the decades-old printout.

Read more of this story at Slashdot.

BeauHD

Phone users know when to hold ’em, delay upgrades amid inflation

1 week 3 days ago
Analyst says handsets now stay in pockets for 4.2 years on average

Remember the early days of the smartphone revolution when, even after six months, your phone felt outdated? Not anymore. Smartphone replacement cycles are getting longer as discretionary household budgets come under pressure from inflation, with demand for new devices expected to fall for the rest of this year.…

Dan Robinson