At a moment when science is proving it can solve the most urgent of problems – given the right funding – Rowan Hooper asks a very interesting question. How much would it cost to solve all the world's other problems?...Like any good game, this is deadly serious. What starts off seeming absurd ends up feeling obvious. Why would we not invest in our future? As Hooper says, "The world is full of extraordinary opportunities, and the vast majority are never undertaken