I rather enjoyed Garen's Twitter rant on Twitter rants:
Let's talk about a controversial issue for a moment.— Garen J. Torikian (@gjtorikian) March 19, 2017
Threaded replies and quoted retweets have transformed Twitter. It used to be mostly a carrier wave for more permanent content. Now it feels like you're always starting in the middle of the conversation. Every tweet is a subtweet.