In one particularly ingenious entry, she explains the demise of the full stop (or, in American English, the “period”). If you have ever wondered why putting such once-crucial punctation in emails, phone messages or tweets now feels so awkward, here is the answer: “The period can feel so emphatic as to sound sarcastic, the internet’s version of ‘puh-leeze’ and ‘no, thank you’ and ‘srsly’ rolled into one tiny dot.” It can easily come across as passive-aggressive. Exclamation marks, moreover, “now convey warmth and sincerity”; failing to use them runs the risk of making the person you are messaging feel uncertain and anxious.