wip

Author: samselikoff

src/content/reference/react/Activity.md

@@ -51,7 +51,7 @@ While hidden, children still re-render in response to new props, albeit at a low
 
 When the boundary becomes <CodeStep step={3}>visible</CodeStep> again, React will reveal the children with their previous state restored, and re-create their Effects.
 
-In this way, Activity can thought of as a mechanism for rendering "background activity". Rather than completely discarding content that's likely to become visible again, you can use Activity to maintain and restore that content's UI and internal state, without triggering any unwanted side effects while its hidden.
+In this way, Activity can thought of as a mechanism for rendering "background activity". Rather than completely discarding content that's likely to become visible again, you can use Activity to maintain and restore that content's UI and internal state, while ensuring hidden content has no unwanted side effects.
 
 [See more examples below.](#usage)