There is an interesting change happening in the conversation around Artificial Intelligence. For the last few years, the question has mostly been: “What can AI do?” Now enterprises are beginning to ask a different question: “Where is the AI running, and what exactly are we giving it access to?” That is a particularly important question for the mainframe. At the end of September, IBM announced that IBM Bob was becoming available for self-hosted deployment, including its IBM Bob Premium Package for Z. At first sight, this may look like another product announcement. I think it represents something considerably more important. [...]