@Horizon_Innovations If restarting doesn't fix it, I'd say you probable need a new screen
@OpenComputeDesign Restarted was the first thing I did. looks like a trip to the Apple store.
@Horizon_Innovations I'm not super into the whole apple thing, but to each, his own.
Nor am I, used as an educational device. We're now thinking of retiring it or fixing and selling.
Linux Geeks doing what Linux Geeks do..