Yeah, and it's great - don't have to be anywhere, and I've got a stack of books on the coffee table, and it's warm enough to keep the window open so I can listen to the rain.
No. Just wear an eye patch. Pirates used to do it so that when they went from sunlight to the relative darkness of the inside of a ship, they could flip up the patch and it was easier to adjust to the darkness. At least, that's what they said on Mythbusters.