suggested wording by Christian

draft-ietf-quic-multipath.md

@@ -979,10 +979,9 @@ faster if the scheduling strategy is stable, but besides that
 implementations can choose between multiple strategies such as sending
 PATH_ACK frames on the path they acknowledge packets, or sending
 PATH_ACK frames on the shortest path, which results in shorter control loops
-and thus better performance. As packets that only carries PATH_ACK frames
-are not congestion controlled, sending only PATH_ACK frames on a path
-should carefully consider the load induced by these packets, especially
-if the capacity is unknown on that path.
+and thus better performance. However, since packets that only carries PATH_ACK frames
+are not congestion controlled, senders should carefully consider the load induced
+by these packets, especially if the capacity is unknown on that path.
 
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