From b257352899e3b493a99ac7efe9b55db7669b2bd6 Mon Sep 17 00:00:00 2001
From: Andrew Paseltiner <apaseltiner@google.com>
Date: Thu, 13 Jul 2023 12:21:56 -0400
Subject: [PATCH 1/2] Add non-normative section for flex-event specification

---
 index.bs | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/index.bs b/index.bs
index 4563a8c4e..ec43f8711 100644
--- a/index.bs
+++ b/index.bs
@@ -3810,3 +3810,23 @@ Possible mitigations:
     presence from the reporting origin. Compared to the previous mitigation, the
     proxy server could itself handle the [=event-level report/trigger priority=]
     functionality, at the cost of increased complexity in the proxy.
+
+# Flexible event-level configurations # {#flexible-event-level-configurations}
+
+*This section is non-normative.*
+
+This is a more formal description of
+<a href="https://github.com/WICG/attribution-reporting-api/blob/main/flexible_event_config.md">the proposal of the same name</a>
+and may or may not be incorporated into the normative sections in the future.
+
+## Structures ## {#flexible-event-level-structures}
+
+A <dfn>summary window operator</dfn> is one of the following:
+
+<dl dfn-for="summary window operator">
+: "<dfn><code>count</code></dfn>"
+:: Contributions are counted.
+: "<dfn><code>value_sum</code></dfn>"
+:: Contribution values are summed.
+
+</dl>

From 9d9f44e473fcb5b6d59b03576c20905cf7df3547 Mon Sep 17 00:00:00 2001
From: Andrew Paseltiner <apaseltiner@google.com>
Date: Thu, 13 Jul 2023 12:24:59 -0400
Subject: [PATCH 2/2] use explainer terminology

---
 index.bs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/index.bs b/index.bs
index ec43f8711..b7e0b7fb7 100644
--- a/index.bs
+++ b/index.bs
@@ -3825,8 +3825,8 @@ A <dfn>summary window operator</dfn> is one of the following:
 
 <dl dfn-for="summary window operator">
 : "<dfn><code>count</code></dfn>"
-:: Contributions are counted.
+:: Within a reporting window, triggers are counted.
 : "<dfn><code>value_sum</code></dfn>"
-:: Contribution values are summed.
+:: Within a reporting window, trigger values are summed.
 
 </dl>