Here’s a quick bit to get you thinking about the value of identity and the risks of sharing too much. Recently, I was exiting Union Station in downtown Chicago. I’m a train commuter Monday through Friday, so just like thousands of others, we come streaming out of the station in the morning on our way work. It’s crowded – a herd of migrating workers moving briskly who rarely stop until they reach their destination. The large crowds are appealing to marketers looking to promote their new product. It’s not uncommon to find a handful of people just beyond the train