Breaking change: new rootlist storage format

README.md

@@ -1,3 +1,8 @@
+> [!WARNING]  
+> **BREAKING CHANGE**. Spotify changed the cache storage tech as of 2023-11-30. The code was substantially rewritten. Please help test the new setup and report any issues in [this thread](https://github.com/mikez/spotify-folders/issues/10).
+
+---
+
 Get your Spotify folder hierarchy with playlists into a JSON file.
 
 **Requirements**: Spotify for Mac, Linux, or Windows.
@@ -8,6 +13,8 @@ curl -L https://git.io/folders > /usr/local/bin/spotifyfolders
 chmod +x /usr/local/bin/spotifyfolders
 ```
 
+If your folder hierarchy is stored in a compressed format, you may receive additional instructions on how to install the "snappy" decompression library.
+
 ## Get your entire folder hierarchy
 
 Simply run