If you're interested in alternative social networks, you might want to check out Manyverse:
You can follow it at:
It has no servers. Instead, connections happen peer-to-peer with user data stored on the user's own device.
It's still early days and tricky to use, but it's had lots of updates.
If server-based networks become compromised due to bad tech or bad laws, this could be an important "lifeboat".