diff --git a/DESIGN.md b/DESIGN.md
index dba5d405..bd2094e7 100644
--- a/DESIGN.md
+++ b/DESIGN.md
@@ -36,4 +36,14 @@ The plan is to have several built-in plugins that can be rearranged/configured i
 	* User passes a binary name (like `moonc`) that modifies file contents
 
 ## Roblox Studio Plugin
-With the protocol version 1 change, the Roblox Studio plugin got a lot simpler. Notably, the plugin doesn't need to be aware of anything about the filesystem's semantics, which is super handy.
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+With the protocol version 1 change, the Roblox Studio plugin got a lot simpler. Notably, the plugin doesn't need to be aware of anything about the filesystem's semantics, which is super handy.
+
+## Bi-directional syncing
+Quenty laid out a good way to handle bi-directional syncing.
+
+When receiving a change from the plugin:
+1. Hash the new contents of the file, store it in a map from routes to hashes
+2. Write the new file contents to the filesystem
+3. Later down the line, receive a change event from the filesystem watcher
+4. When receiving a change, if the item is in the hash map, read it and hash those contents
+5. If the hash matches the last noted hash, discard the change, else continue as normal
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