Twitter is losing its most active users, internal documents show

> These "heavy tweeters" account for less than 10% of monthly overall users but generate 90% of all tweets and half of global revenue. Heavy tweeters have been in "absolute decline" since the pandemic began, a Twitter researcher wrote in an internal document titled “Where did the Tweeters Go?”

Quite possible that the decline is tied to the steep decline in interest in news. That's been dropping since Biden took office.