1978? That's half a decade too late for both 24-bit virtual and 3270. My recollection is that the 3270 was 1970, the Intel 4004 was 1971 and 24-bit virtual addresses were 1972 if you ignored the 360/67, all roughly contemporaneous, So if IBM is legacy, so is Intel.
-- Shmuel (Seymour J.) Metz http://mason.gmu.edu/~smetz3 עַם יִשְׂרָאֵל חַי נֵ֣צַח יִשְׂרָאֵ֔ל לֹ֥א יְשַׁקֵּ֖ר ________________________________________ From: IBM Mainframe Discussion List on behalf of Mike Schwab Sent: Friday, March 21, 2025 8:49 PM To: [email protected] Subject: Re: Fededral Project External Message: Use Caution 64 bit mode is 26 years old this year since 1999? 31 bit mode is 40 years old this year since 1985? 24 bit virtual mode / 3270 is 47 years old this year since 1978? 24 bit is 61 years old since 1964? On Fri, Mar 21, 2025 at 4:44 PM Seymour J Metz <[email protected]> wrote: > Yes, they want to replace 30-year old technology with - wait for it - 30 > year old technology. Basicaly everything on the market is an improved > version of something several decades old. If z is legacy then so are wintel > and Linux. > > -- > Shmuel (Seymour J.) Metz > http://mason.gmu.edu/~smetz3 > עַם יִשְׂרָאֵל חַי > נֵ֣צַח יִשְׂרָאֵ֔ל לֹ֥א יְשַׁקֵּ֖ר > > > > ________________________________________ > From: IBM Mainframe Discussion List on behalf of Jousma, David > Sent: Friday, March 21, 2025 2:18 PM > To: [email protected] > Subject: Re: Fededral Project > > > External Message: Use Caution > > > Arent you at the IRS right now? IRS is in the news with DOGE hot after > them for their 30-year old technology…..aka mainfames. > > Dave Jousma > Vice President | Director, Technology Engineering > > > > > > From: IBM Mainframe Discussion List <[email protected]> on behalf > of Steve Beaver <[email protected]> > Date: Friday, March 21, 2025 at 2:13 PM > To: [email protected] <[email protected]> > Subject: Fededral Project > > > > On the Federal Project I'm on they just terminated two(2) non-technical > PM's > > > > From the project . > > > > > > > > I think combined they were making about $110/hr > > > > > > ---------------------------------------------------------------------- > > For IBM-MAIN subscribe / signoff / archive access instructions, > > send email to [email protected] with the message: INFO IBM-MAIN > > This e-mail transmission contains information that is confidential and may > be privileged. It is intended only for the addressee(s) named above. If > you receive this e-mail in error, please do not read, copy or disseminate > it in any manner. If you are not the intended recipient, any disclosure, > copying, distribution or use of the contents of this information is > prohibited. Please reply to the message immediately by informing the sender > that the message was misdirected. After replying, please erase it from your > computer system. Your assistance in correcting this error is appreciated. > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to [email protected] with the message: INFO IBM-MAIN > > > > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to [email protected] with the message: INFO IBM-MAIN > -- Mike A Schwab, Springfield IL USA Where do Forest Rangers go to get away from it all? ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
