People already do things like that: http://www.newyorker.com/magazine/2015/03/23/in-praise-of-short-sellers http://www.newyorker.com/magazine/2015/03/23/in-pra

People already do things like that: http://www.newyorker.com/magazine/2015/03/23/in-praise-of-short-sellers http://www.newyorker.com/magazine/2015/03/23/in-praise-of-sh...