“These days, you might not even realize an SMS can only be 160 characters. Androids and iPhones, clever as they are, weave long messages together behind the scenes so when we receive them, we can’t tell they were split apart for delivery. But deep in their metal brains, our phones still deal with texts in 160-character chunks.” That’s just one of many interesting details in Scott B. Weingart’s look at the surprisingly complex journey a text message takes every time we hit send. The Route of a Text Message, a Love Story.