Sheep Marketplace will not be operating in 6 months

Created by gwern on 2013-10-30; known on 2014-04-30; judged right by gwern on 2014-04-30.

• gwern estimated 40% on 2013-10-30
• gwern estimated 55% on 2013-11-10
• gwern   judged this prediction right on 2014-04-30.