Appending Boot Arguments | Dell PowerScale OneFS: macOS Network Storage User Experience and Performance Optimizations | Dell Technologies Info Hub
David Maynor on Twitter: "If you are a mac osx user and ever bored open a terminal and do sudo nvram boot-args=”-v” before applying a patch. You get the see the boot
OpenCore: Should I be able to see "Clean NVRAM" in boot picker? : r/hackintosh