Direction: The sentences below, when properly sequenced, form a coherent paragraph. Enter the sequence as a digit string (e.g. "53412").
1. Meanwhile, people are posting less. The share of Americans who say they enjoy documenting their life online has fallen from 40% to 28% since 2020.
2. The striking feature of the new social media is that they are no longer very social.
3. Some of the consequences of this are welcome. Political campaigners say they have to tone down their message to win over private groups.
4. Debate is moving to closed platforms such as WhatsApp and Telegram.
5. Inspired by TikTok, apps like Facebook increasingly serve a diet of clips selected by AI according to a user's viewing behaviour, not their social connections.