Sixteen hours into a standoff with a self-styled Muslim cleric, police stormed a Sydney cafe where up to seventeen hostages were being held. The gunman and two of the hostages were killed.

+ Amy Davidson: “In Sydney, a Siege and a Promise: #Illridewithyou.”

+ Uber took a lot of heat for implementing surge pricing in Sydney at the outset of the hostage situation. There can be a downside to letting the algorithms make the decisions.