Why Banks Still Run on OLD IBM Mainframes

Banks have spent decades modernizing everything customers can see, yet some of the most important financial systems in the world still depend on IBM mainframes. This video explores how IBM became embedded inside banking, why COBOL survived, why transaction processing and reliability matter so much, and why replacing these systems is far harder than simply moving everything to the cloud. From System/360 to modern IBM Z, this is the story of how one computing platform became part of the financial system itself. #IBM #Mainframe #COBOL #Banking #technologyhistory Watch next: How the IBM System/370 Changed Mainframes Forever    • How IBM Made the World Dependent on Mainfr...