Old iMacs can be bought for under $100 and used as affordable, high-quality external monitors. Buying a used iMac and using Duet Display can mimic the Apple Studio Display experience at a fraction ...

Using a laptop as a monitor for another computer allows you to not only mirror your computer's screen on the laptop but also extend it, meaning you can show different content on both screens.

Here is the problem. My girlfriend's iMac was hit with a power surge, after which her father attempted to fix it. The result, one thoroughly borked imac. Fortunately the monitor survived unharmed ...