While I understand the utility of a USB installer, it should be mentioned that macOS Internet recovery has been around since Lion. You can choose to install latest ...
If you have a Mac, and if BadUSB or the code released at DerbyCon to make BadUSB work didn’t scare you off from using thumb drives, then you might want to start using a free app like CleanMyDrive. Why ...
PSA: for MOST use cases there is now a much easier solution. If your primary goal is just to download updates faster/not use up your limited data budget, and you have multiple Macs (otherwise why do ...