In its last few quarterly results announcements, IBM has trumpeted unexpectedly strong growth in its mainframe business, and that's helped the technology titan to just-about deliver promised mid-single-digit revenue growth in constant currency. But in its Q3 results announcement on Wednesday, Big Blue revealed mainframe revenue fell 19 percent – and that overall growth came in at just one percent or two percent in constant currency.
https://www.theregister.com/2024/10/24/ibm_q3_2024/