https://www.theguardian.com/technology/2023/mar/28/twitter-to-promote-only-paying-users-tweets-elon-musk-announces

From 15 April, ‘For you’ tab that curates popular posts will feature just Twitter Blue subscribers

Twitter’s feed will promote only the tweets of users paying its £8 monthly subscription service, Elon Musk, the site’s owner and chief executive, has tweeted.