diff --git a/src/gd_v_express.erl b/src/gd_v_express.erl
index bcd33aa..478ea60 100644
--- a/src/gd_v_express.erl
+++ b/src/gd_v_express.erl
@@ -358,6 +358,9 @@ challenge(State = #s{recvr = PID, keys = #w{wx = KeyP}}, Challenge) ->
             prompt_challenge(State, PubKey, Challenge)
     end.
 
+%% TODO: This should really be a live modal instead.
+%%      It needs to have a countdown, possibly a server-side reset negotiation,
+%%      and be able to react to server-side actions like the socket being shut down.
 prompt_challenge(State = #s{recvr = PID, frame = Frame, j = J}, PubKey, Challenge) ->
     Dialog = wxDialog:new(Frame, ?wxID_ANY, J("Message Signature Request")),
     Sizer = wxBoxSizer:new(?wxVERTICAL),