clarity

Author: Jutanium

src/routes/reference/tracking.mdx

@@ -51,7 +51,7 @@ Let's look at some examples where we can apply **the tracking rule of thumb** to
 
 ### Derived State
 
-In this example, `doubleCount` will never update because it was accessed outside of a tracking context.
+In this example, the paragraph won't update when `count` changes, because `count` was accessed outside of a reactive context.
 
 ```jsx
 function Counter() {