Bidirectional links are simply two-way hypertext (links).

Imagine texting a friend a document link.
Bidirectional linking is like opening the document later, and seeing a sidebar that says, “This document was shared in these chats:“. Suddenly, information has memory.

So… what gives?

With bidirectional linking, your notes stop behaving like a folder of files, and start acting like a web. There’s no “starting point” to traverse it; you can jump in from anywhere you find yourself to be.

Read more about the history of bidirectional linking and its rise in personal digital gardens.