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A comment on The IBM mainframe: How it runs and why it survives. Parent comment

Re:The IBM mainframe: How it runs and why it survives by elzbardico on Monday July 24, 2023 @12:08PM (#36850212)
I bet that the "modern" application, given its 20 years vintage, is probably a J2EE application running on whatever is the modern incarnation of IBM Websphere and it was written as a mind-boggling soup of EJB 2.x Entity and Session beans.
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