diff --git a/nucleus/src/arch/aarch64/caps.rs b/nucleus/src/arch/aarch64/caps.rs
index 610d0b1..b205e9d 100644
--- a/nucleus/src/arch/aarch64/caps.rs
+++ b/nucleus/src/arch/aarch64/caps.rs
@@ -667,7 +667,7 @@ where
 /// Conceptually a thread’s CapSpace is the portion of the directed graph that is reachable
 /// starting with the CapNode capability that is its CapSpace root.
 struct CapSpace {
-    // cap_space_root: CapNodePath,
+    // cap_space_root: CapNodePath, -- probably not a path but direct CapNode pointer??
 }
 //impl CapNode for CapSpace {} -- ?