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You are right Eric, that is where the split happened. I remember CLEARLY - DOS 4.0 being a NIGHTMARE and 4.1 being MUCH more stable. Depending on whether a PC had MS-DOS or PC-DOS you could use the FULL SCREEN editor or get stuck with EDLIN... And as far as "where the ORIGINAL DOS came from, it is a CP/M "port" ! Chuck eric.delong@pmsi-services.com wrote: > I don't think that's correct. I seem to recall that MS and IBM split > their product into MS-DOS and PC-DOS at the 4.0 version. Each was > built on the same base (DOS 3.3) but came with different bundled > accessories (ie. memory optimizer, defrag, disk compression, etc). > > ______________________________ Reply Separator >_________________________________ > Subject: Re: Bill Gate$. > Author: <MIDRANGE-L@midrange.com> at INET_WACO > Date: 11/11/99 8:02 PM > > From: Joe Chiasson <jd.chiasson@ns.sympatico.ca> > > > The only ideas Bill Gates came up with were to purchase or rip > off other > > > peoples great ideas. Gates didn't code DOS for IBM, he bought it for $50K > > > outright then "leased" it IBM on a per machine basis. MS-DOS evolved by > > > buying or stealing other coders enhancements to the original product. As > > > Microsoft evolved, most small development companies dreamed of having MS > > > knock on the door to buy their firm. Other firms that wished to remain > > > independent ended up having their idea stolen anyway (ie: Stac > compression). > > > > And Bills not even good at stealing it. I think it was DOS version 4.1 had > to be > > recalled 'cause it was found by the courts to contain code exactly as > written by > > another firm. > > As I recall it DOS 4.x was not Bill's fault. Most of the changes from DOS 3.x > were > supplied by IBM... > > +--- > | This is the Midrange System Mailing List! > | To submit a new message, send your mail to MIDRANGE-L@midrange.com. > | To subscribe to this list send email to MIDRANGE-L-SUB@midrange.com. > | To unsubscribe from this list send email to MIDRANGE-L-UNSUB@midrange.com. > | Questions should be directed to the list owner/operator: david@midrange.com > +--- > > > +--- > | This is the Midrange System Mailing List! > | To submit a new message, send your mail to MIDRANGE-L@midrange.com. > | To subscribe to this list send email to MIDRANGE-L-SUB@midrange.com. > | To unsubscribe from this list send email to MIDRANGE-L-UNSUB@midrange.com. > | Questions should be directed to the list owner/operator: david@midrange.com > +--- +--- | This is the Midrange System Mailing List! | To submit a new message, send your mail to MIDRANGE-L@midrange.com. | To subscribe to this list send email to MIDRANGE-L-SUB@midrange.com. | To unsubscribe from this list send email to MIDRANGE-L-UNSUB@midrange.com. | Questions should be directed to the list owner/operator: david@midrange.com +---
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