https://twitter.com/MLevitt_NP2013/status/130176837049748275...
What if he had ended this tweet with "But: I will take any FDA approved vaccine." ?
Except - he was at exactly 280 characters, so he couldn't have added this without removing other text, or doing a multi-tweet message.
https://academic.oup.com/joc/article-abstract/69/4/345/55470... says "We show that doubling the permissible length of a tweet led to less uncivil, more polite, and more constructive discussions online."
Maybe the character limits inherent in platforms like twitter cause many of the problems we're seeing right now, because people literally don't have the words to explain themselves.