Apple makes some of the most advanced computers on earth, but it has been doing so for a good few years, and has created countless computers that could be considered collectable items. If you’ve been thinking about picking up a classic Mac, such as an original iMac G3, Power Mac G4 Cube or Sunflower G4 then you might want an operating system to match. See: The five weirdest Macs of all time Alternatively you might have the latest up-to-date software but also want to run an older operating system, either for testing or for software compatibility. Apple has a tendency to focus on the new, sometimes obscuring older pr
