diff --git a/sound_algo/data_only/boot.scd b/sound_algo/data_only/boot.scd
index c9ab2b7..96c78a3 100644
--- a/sound_algo/data_only/boot.scd
+++ b/sound_algo/data_only/boot.scd
@@ -169,6 +169,7 @@ Routine({
         "morceaux/03_acid_line.scd",
         "morceaux/04_acid_storm.scd",
         "morceaux/05_hard_pump.scd",
+        "morceaux/06_hard_rave.scd",
     ].do { |f| (~base ++ f).load; 0.1.wait; };
     s.sync;
 
diff --git a/sound_algo/data_only/morceaux/06_hard_rave.scd b/sound_algo/data_only/morceaux/06_hard_rave.scd
new file mode 100644
index 0000000..1f29744
--- /dev/null
+++ b/sound_algo/data_only/morceaux/06_hard_rave.scd
@@ -0,0 +1,59 @@
+// hoover/stabs + break dur + crash. main D -> stab+note ; main G hauteur ->
+// transpose ; saut (accel) -> crash ; vitesse -> densite break.
+(
+SynthDef(\cc_rave_stab, { |out=0, freq=220, amp=0.3, pan=0|
+    var env = EnvGen.kr(Env.perc(0.005, 0.25), doneAction: 2);
+    var sig = Mix(Saw.ar(freq.clip(40, 880) * [1, 1.005, 1.5, 2])) * 0.2;
+    sig = RLPF.ar(sig, 3000, 0.3) * env;
+    Out.ar(out, Pan2.ar((sig * 1.5).tanh, pan.clip(-1, 1)) * amp);
+}).add;
+SynthDef(\cc_rave_break, { |out=0, amp=0.25, pan=0, tone=2000|
+    var env = EnvGen.kr(Env.perc(0.001, 0.12), doneAction: 2);
+    var sig = HPF.ar(WhiteNoise.ar, tone.clip(400, 8000)) * env;
+    sig = sig + (SinOsc.ar(160) * env * 0.4);
+    Out.ar(out, Pan2.ar(sig, pan.clip(-1, 1)) * amp);
+}).add;
+SynthDef(\cc_rave_crash, { |out=0, amp=0.3|
+    var env = EnvGen.kr(Env.perc(0.001, 1.5), doneAction: 2);
+    var sig = HPF.ar(WhiteNoise.ar, 4000) * env;
+    Out.ar(out, Pan2.ar(sig, 0) * amp);
+}).add;
+
+~concertAdd.((
+    name: "Hard Rave", style: \hard,
+    start: { |ctx| ctx[\last] = 0.0; ctx[\crashed] = 0; },
+    update: { |ctx, pose|
+        var hf = pose[\hands];
+        var accel = (pose[\kin][\accel] ? 0);
+        ctx[\trans] = ((hf[\ly] ? 0.5) < 0.4).if({ 5 }, { 0 });
+        // saut : pic d'acceleration -> crash (anti-rebond)
+        if(accel > 0.45) {
+            if(ctx[\crashed] == 0) { Synth(\cc_rave_crash, [\amp, 0.3]); ctx[\crashed] = 1 };
+        } { ctx[\crashed] = 0 };
+        // stab au geste main D (vitesse main D)
+        if(((hf[\rspeed] ? 0) > 0.18) and: { (thisThread.seconds - ctx[\last]) > 0.12 }) {
+            var note = 50 + (ctx[\trans] ? 0) + [0, 7, 12].choose;
+            ctx[\last] = thisThread.seconds;
+            Synth(\cc_rave_stab, [\freq, note.midicps,
+                \amp, (hf[\rspeed] ? 0).linlin(0.18, 0.6, 0.18, 0.4),
+                \pan, ((hf[\rx] ? 0.5) * 2 - 1)]);
+        };
+    },
+    tick: { |ctx, pose, beat|
+        var quarter = (1.0 / ~ccCtlDur).round.max(1);
+        var sixteenth = (0.25 / ~ccCtlDur).round.max(1);
+        var speed = (pose[\kin][\speed] ? 0);
+        var dens = speed.linlin(0, 0.6, 1, 4).round.clip(1, 4);
+        if(pose[\hasBody]) {
+            if((beat % quarter) == 0) {
+                Synth(\cc_rave_break, [\amp, 0.3, \pan, 0, \tone, 1200]);   // beat fort
+            };
+            if(((beat % sixteenth) == 0) and: { dens >= 2 } and: { 0.5.coin }) {
+                Synth(\cc_rave_break, [\amp, 0.18, \pan, 0.4.rand2, \tone, 3000]);
+            };
+        };
+    },
+    stop: { |ctx| },
+));
+"[morceau] Hard Rave loaded".postln;
+)