Quote Originally Posted by Darky
Though Kakakashi still has one normal eye. So he might go blind with his sharingan but that really wouldn't affect him that much in normal life. This means Madara should be long blind now though. Maybe that's why Sasuke is being measured actually, to take his eyes when he's ready
Perhaps, but in that case any of them could replace their worn-out sharingans with regular eyes, since transplants appear to be relatively simple in the ninja world.