diff --git a/src/main.rs b/src/main.rs
index 0ce90ff..c20abb4 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -161,6 +161,7 @@ struct BlobManager {
     // Also note RwLock (create) starvation might be a concern if caller is
     // append/read heavy due to platform-defined fairness
     // todo: better approach?
+    // RwLock benefits shrink as create traffic becomes heavy
 }
 
 // todo: blob indexing is left up to the caller maybe add ID generator