 They want you to know that every moment, or they want you to think anyway, that every moment, everything you do, everything you say, everything you think, every interaction in your life, no matter how seemingly innocuous, is completely fraught with racial implications. They are trying to create racial tension where it doesn't exist. That's the kind of sinister underpinning of even something as stupid and admittedly hilarious as this NPR article about emojis.