Re slashes: they have a LOT of meaning in IBM-land. That's why it's a z900 (z9, z17, whatever) that runs z/OS, z/VM, etc.: slash = software, no slash=hardware. Nowadays. At least on Z...and nowadays, parts of IBM haven't got the memo and get it wrong, too, and the old guard who enforced branding etc. are gone. Sad.
-----Original Message----- From: IBM Mainframe Discussion List <[email protected]> On Behalf Of Radoslaw Skorupka Sent: Wednesday, July 23, 2025 4:20 PM To: [email protected] Subject: Re: IBM Announces z/OS 3.2 It was yet another "2" in the family PS/2 - Personal System 2 Note, some PS/2 models were not intended to run OS/2, so there was no 1:1 relationship. Regarding DB/2 - I added the slash intentionally, to keep consistency ;-) -- Radoslaw Skorupka Lodz, Poland W dniu 23.07.2025 o 20:53, Tony Harminc pisze: > On Wed, 23 Jul 2025 at 14:38, Radoslaw Skorupka < > [email protected]> wrote: > >> To complement: "2" >> OS/2 was new OS, not new version of PC-DOS. >> DB/2 was new database, not new version of IMS >> etc. > > As with z/OS and System z (and variations), there was some marketing > conflation of hardware and software. Does anyone remember IBM's PS2, i.e. a > new IBM PC with Microchannel and 32-bit architecture), except not called a > PC because that term had quickly become generic)? OS/2 was the OS for the > PS2. But ask anyone now what PS2 means, and most likely they'll have no > idea. Wikipedia doesn't even go to a disambiguation page - just straight to > the Sony Play Station 2. > > As for DB2, I'm not so sure. First came SQL/DS (on VM), and it was > doubtless pure marketing speak to call the later MVS port DB2. > > Tony H. > > ---------------------------------------------------------------------- > 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 ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
