My bank was acquired by PNC. That bank had an IT system which posted transactions in real time. PNC regressed the systems back 20 years. They scrapped the old bank systems in favor of their "legacy" stuff even though the old bank was z/OS based.
Matthew On Wed, 5 Aug 2026 10:31:05 +0200, Martin Trübner <[email protected]> wrote: >Am 05.08.26 um 07:15 schrieb Mike Cairns: >> migrated to? I'm interested in understanding what it is that is capable of >> replacing mainframes reliability and scale. > ><sarcasm>Are you joking? Franks company could have stayed on z/VSE and >still have an IT-department. > >The reason: long heritage of dedicated people altering the op-sys to >their needs. >- remember Allianz? we never got them for the same reason. > >- and for the same reason: Finanz IT (or whatever the name now is) has >only one giant z/OS and a few z/VSEs running </sarcasm> > > >Run some exotic stuff or have it highly customized (over 40 years) and >no-one will assimilate or convert your installation. > > >Martin > >---------------------------------------------------------------------- >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
