Illustrations: Dominic Kesterton

Inside the Democratic Candidates’ War for Your Inbox

An exhaustive 2,700-email analysis of donation requests, emojis, and dog pictures

For all the influence social media has in our lives, it’s still far from a universal medium. It’s true that some 70% of us check Facebook at least once in a while, but only 37% are on Instagram. A Reddit AMA will reach only the 11% of U.S…