I wish they would merge pull request #547 or one of the other proposed overlayfs options, would make a lot of interesting use cases into (granted, complicated)

I wish they would merge pull request #547 or one of the other proposed overlayfs options, would make a lot of interesting use cases into (granted, complicated) one liners. As it is now, linux overlayfs is "by wizards, for wizards" type of thing with an amazingly hard to do setup procedure.