reword, make into note

Author: ThomasQuesadilla

index.bs

@@ -4663,9 +4663,9 @@ Issue: Specify this in terms of <a href="https://html.spec.whatwg.org/multipage/
 The user agent must periodically run [=queue reports for delivery=] on the
 [=event-level report cache=] and [=aggregatable attribution report cache=].
 
-Note: The user agent may choose to define certain criteria for this process to ignore
-sending otherwise viable reports, such as the report's length of existence
-exceeding a chosen amount of time.
+Note: The user agent may choose to define certain criteria to ignore
+sending a certain report, for example if the report's time of
+existence exceeds a user agent defined length.
 
 To <dfn>queue reports for delivery</dfn> given a [=set=] of
 [=attribution reports=] |cache|, run the following steps: