So I had been running Mojave and the HDD part of my Fusion drive on 2017 iMac 5K failed. I took it to local Apple Store to have the HDD replaced. I did ask them to reinstall Mojave but after a 12 hour ...
Way back when: People used screensavers to prevent "burn-in" on CRT monitors, where static images could permanently damage the screen. Screensavers like 3D Pipes animated the display during inactivity ...