diff --git a/Architecture-details.md b/Architecture-details.md
index e74307e..dc795eb 100644
--- a/Architecture-details.md
+++ b/Architecture-details.md
@@ -1,3 +1,4 @@
+- The core design goal is nondestructive modding, with many configurations being capable of using the same clean data.
 - Downloaded packages are stored in `%LOCALAPPDATA%\STARTLINER\data\pkg` (or `$XDG_DATA_HOME/startliner/pkg`).
 - Each profile is associated with a prefix directory `%LOCALAPPDATA%\STARTLINER\data\profile-{game}-{name}` which includes:
     - `option` with junctions of vanilla opts as well as Rainycolor package opts