diff --git a/x05-dindu/.gitignore b/x05-rq/.gitignore
similarity index 100%
rename from x05-dindu/.gitignore
rename to x05-rq/.gitignore
diff --git a/x05-dindu/Emakefile b/x05-rq/Emakefile
similarity index 100%
rename from x05-dindu/Emakefile
rename to x05-rq/Emakefile
diff --git a/x05-dindu/ct/names.aes b/x05-rq/ct/names.aes
similarity index 100%
rename from x05-dindu/ct/names.aes
rename to x05-rq/ct/names.aes
diff --git a/x05-dindu/ct/rubicon.aes b/x05-rq/ct/rubicon.aes
similarity index 100%
rename from x05-dindu/ct/rubicon.aes
rename to x05-rq/ct/rubicon.aes
diff --git a/x05-dindu/ebin/dindu.app b/x05-rq/ebin/rq.app
similarity index 100%
rename from x05-dindu/ebin/dindu.app
rename to x05-rq/ebin/rq.app
diff --git a/x05-dindu/src/dindu.erl b/x05-rq/src/rq.erl
similarity index 76%
rename from x05-dindu/src/dindu.erl
rename to x05-rq/src/rq.erl
index 7e9fcea..ef49a79 100644
--- a/x05-dindu/src/dindu.erl
+++ b/x05-rq/src/rq.erl
@@ -1,5 +1,5 @@
-%% @doc dindu: Decentralized Identity Namespace Disambiguation Utility
--module(dindu).
+%% @doc rq: Decentralized Identity Namespace Disambiguation Utility
+-module(rq).
 -vsn("0.1.0").
 -author("Peter Harpending").
 -copyright("Peter Harpending").
@@ -12,46 +12,45 @@
 
 start(ArgV) ->
     ok = hz(),
-    du(ArgV);
+    du(ArgV).
 
 
-du(["-s" | Rest])      -> dindu(Rest);
-du(["--shell" | Rest]) -> dindu(Rest);
-du(Rest)               -> dindu(Rest), zx:silent_stop().
+du(["-s" | Rest])      -> rq(Rest);
+du(["--shell" | Rest]) -> rq(Rest);
+du(Rest)               -> rq(Rest), zx:silent_stop().
 
 
-dindu(["debug" | _]) ->
+rq(["nuffin"]) ->
+    ok = io:format("hz status: ~tp~n", [hz:status()]),
     ok = io:format("rbx_tuples: ~tp~n", [rbx_tuples()]),
     ok = io:format("my akstr:~n~ts~n~n", [my_akstr()]),
     ok = io:format("names ct aaci:~n~tp~n~n", [nct_aaci()]),
     ok = io:format("rubicon ct aaci:~n~tp~n~n", [rct_aaci()]),
     ok;
-dindu(["src", "names.aes"]) ->
-    {ok, Bytes} = file:read_file(nct_filepath());
+rq(["src", "names.aes"]) ->
+    {ok, Bytes} = file:read_file(nct_filepath()),
     io:format("~s", [Bytes]);
-dindu(["src", "rubicon.aes"]) ->
-    {ok, Bytes} = file:read_file(rct_filepath());
+rq(["src", "rubicon.aes"]) ->
+    {ok, Bytes} = file:read_file(rct_filepath()),
     io:format("~s", [Bytes]);
-dindu(["-h" | _]) ->
-    dindu_help();
-dindu(["--help" | _]) ->
-    dindu_help();
-dindu(["help" | _]) ->
-    dindu_help();
-dindu(BadArgs) ->
-    io:format("arguments are a failure: ~tp~n", [BadArgs]),
-    dindu_help().
 
-dindu_help() ->
+rq(["-h" | _])     -> rq_help();
+rq(["--help" | _]) -> rq_help();
+rq(["help" | _])   -> rq_help();
+rq(BadArgs) ->
+    io:format("arguments are a failure: ~tp~n", [BadArgs]),
+    rq_help().
+
+rq_help() ->
     io:format("~ts~n", [help_screen()]).
 
 help_screen() ->
     """
-    dindu = Decentralized Identity Namespace Disambiguation Utility
+    rq = Decentralized Identity Namespace Disambiguation Utility
     version 0.0.0 + 0.0.1i
 
-    USAGE: dindu [ARGS]
-    """
+    USAGE: rq [ARGS]
+    """.
 
 %du_register(
 
@@ -87,9 +86,6 @@ ct_dir() ->
 my_akstr() ->
     unicode:characters_to_list(gmser_api_encoder:encode(account_pubkey, my_pubkey32())).
 
-my_balance() ->
-
-
 my_pubkey32() ->
     maps:get(public, my_keypair()).
 
@@ -108,8 +104,7 @@ my_seed() ->
 hz() ->
     ok = application:ensure_started(hakuzaru),
     ok = hz:tls(false),
-    ok = hz:chain_nodes(hz_nodes()),
-    ok = io:format("hz status: ~tp~n", [hz:status()]).
+    ok = hz:chain_nodes(hz_nodes()).
 
 hz_nodes() ->
     [ {"tsuriai.jp", 4013}
@@ -127,7 +122,7 @@ rbx_tuples() ->
 
 %% deploying
 deploy_rct_with(RbxTuples) ->
-    case hz:contract_create(my_akstr(), rct_filepath(), [rbx_tuples()]) of
+    case hz:contract_create(my_akstr(), rct_filepath(), [RbxTuples]) of
         {ok, CreateTx} ->
             deploy_rct_II(CreateTx);
         Error ->
diff --git a/x05-dindu/zomp.meta b/x05-rq/zomp.meta
similarity index 90%
rename from x05-dindu/zomp.meta
rename to x05-rq/zomp.meta
index c0a0f0f..62f6480 100644
--- a/x05-dindu/zomp.meta
+++ b/x05-rq/zomp.meta
@@ -1,11 +1,11 @@
-{name,"dindu"}.
+{name,"rq"}.
 {type,cli}.
 {modules,[]}.
-{mod,"dindu"}.
+{mod,"rq"}.
 {author,"Peter Harpending"}.
 {prefix,none}.
 {desc,[]}.
-{package_id,{"otpr","dindu",{0,1,0}}}.
+{package_id,{"otpr","rq",{0,1,0}}}.
 {deps,[{"otpr","base58",{0,1,1}},
        {"otpr","eblake2",{1,0,1}},
        {"otpr","gmserialization",{0,1,3}},