Update draft-ietf-quic-recovery.md

Co-Authored-By: Jana Iyengar <jri.ietf@gmail.com>

draft-ietf-quic-recovery.md

@@ -384,7 +384,7 @@ what it observes (see {{smoothed-rtt}}), and limits potential underestimation
 due to erroneously-reported delays by the peer.
 
 The RTT for a path may change over time.  If a path's actual RTT decreases,
-it should be observed quickly.  If the real path RTT increases, it will not
+the min_rtt will adapt immediately on the first low sample.  If the path's actual RTT increases,
 the min_rtt will not adapt to it, potentially causing future RTT samples that are
 smaller than the new RTT be included in smoothed_rtt.