Don’t underestimate the power of a yes-or-no question. Some of the toughest computing problems boil down to thousands of tiny yes-or-no decisions. Finding the best combination of answers could be the key to anything from nailing a new drug to keeping a city of commuters on the move. For example, take this scenario:Don’t underestimate the power of a yes-or-no question. Some of the toughest computing problems boil down to thousands of tiny yes-or-no decisions. Finding the best combination of answers could be the key to anything from nailing a new drug to keeping a city of commuters on the move. For example, take this scenario:[#item_full_content]