doc: note "lei q -tt" is broken with HTTP(S) remotes

I'm still trying to decide how to handle HTTP(S) remotes
properly...

Link: https://public-inbox.org/meta/20230226170931.M947721@dcvr/

diff --git a/Documentation/lei-q.pod b/Documentation/lei-q.pod
index d52c5b046d1da4c2f1f530899aadca06de9a303a..5e9a56580605e3ceb77e4124c5f29eb40eb819e4 100644 (file)
--- a/Documentation/lei-q.pod
+++ b/Documentation/lei-q.pod
@@ -124,6 +124,9 @@ of the same thread.
 TODO: Warning: this flag may become persistent and saved in
 lei/store unless an MUA unflags it!  (Behavior undecided)
 
+Caveat: C<-tt> only works on locally-indexed messages at the
+moment, and not on remote (HTTP(S)) endpoints.
+
 =item --jobs=QUERY_WORKERS[,WRITE_WORKERS]
 =item --jobs=,WRITE_WORKERS