Be forewarned if you're thinking of updating your MacOS to the latest version (or getting a new Mac): Apparently the latest version will turn on various "AI" systems and overhead processes whether you want it to or not: https://dbushell.com/2026/09/22/apple-intelligence/ More details about where to find Apple's various "off" switches in the new MacOS: https://discussions.apple.com/docs/DOC-250012366