I've been using Macs for 29 years, only one update has gone bad (El Capitan after updating, the boot would never complete. I restored from Time Machine, and did

I've been using Macs for 29 years, only one update has gone bad (El Capitan after updating, the boot would never complete. I restored from Time Machine, and did a clean install, then it worked fine). Hardly "every other update". Meanwhile I've hosed so many Linux installs by somehow getting mismatched package versions