diff --git a/repl/src/tunes.ts b/repl/src/tunes.ts
index 64d71fed..ff394ed4 100644
--- a/repl/src/tunes.ts
+++ b/repl/src/tunes.ts
@@ -58,62 +58,28 @@ export const tetrisWithFunctions = `stack(sequence(
 ).slow(16)`;
 
 export const tetris = `stack(
-    cat(
-      "e5 [b4 c5] d5 [c5 b4]",
-      "a4 [a4 c5] e5 [d5 c5]",
-      "b4 [~ c5] d5 e5",
-      "c5 a4 a4 ~",
-      "[~ d5] [~ f5] a5 [g5 f5]",
-      "e5 [~ c5] e5 [d5 c5]",
-      "b4 [b4 c5] d5 e5",
-      "c5 a4 a4 ~"
-    ),
-    cat(
-      "e2 e3 e2 e3 e2 e3 e2 e3",
-      "a2 a3 a2 a3 a2 a3 a2 a3",
-      "g#2 g#3 g#2 g#3 e2 e3 e2 e3",
-      "a2 a3 a2 a3 a2 a3 b1 c2",
-      "d2 d3 d2 d3 d2 d3 d2 d3",
-      "c2 c3 c2 c3 c2 c3 c2 c3",
-      "b1 b2 b1 b2 e2 e3 e2 e3",
-      "a1 a2 a1 a2 a1 a2 a1 a2",
+  cat(
+    "e5 [b4 c5] d5 [c5 b4]",
+    "a4 [a4 c5] e5 [d5 c5]",
+    "b4 [~ c5] d5 e5",
+    "c5 a4 a4 ~",
+    "[~ d5] [~ f5] a5 [g5 f5]",
+    "e5 [~ c5] e5 [d5 c5]",
+    "b4 [b4 c5] d5 e5",
+    "c5 a4 a4 ~"
+  ),
+  cat(
+    "e2 e3 e2 e3 e2 e3 e2 e3",
+    "a2 a3 a2 a3 a2 a3 a2 a3",
+    "g#2 g#3 g#2 g#3 e2 e3 e2 e3",
+    "a2 a3 a2 a3 a2 a3 b1 c2",
+    "d2 d3 d2 d3 d2 d3 d2 d3",
+    "c2 c3 c2 c3 c2 c3 c2 c3",
+    "b1 b2 b1 b2 e2 e3 e2 e3",
+    "a1 a2 a1 a2 a1 a2 a1 a2",
   )
 ).slow(16)`;
 
-export const tetrisRev = `stack(
-    cat(
-      "e5 [b4 c5] d5 [c5 b4]",
-      "a4 [a4 c5] e5 [d5 c5]",
-      "b4 [~ c5] d5 e5",
-      "c5 a4 a4 ~",
-      "[~ d5] [~ f5] a5 [g5 f5]",
-      "e5 [~ c5] e5 [d5 c5]",
-      "b4 [b4 c5] d5 e5",
-      "c5 a4 a4 ~",
-    ).rev(),
-    cat(
-      "e2 e3 e2 e3 e2 e3 e2 e3",
-      "a2 a3 a2 a3 a2 a3 a2 a3",
-      "g#2 g#3 g#2 g#3 e2 e3 e2 e3",
-      "a2 a3 a2 a3 a2 a3 b1 c2",
-      "d2 d3 d2 d3 d2 d3 d2 d3",
-      "c2 c3 c2 c3 c2 c3 c2 c3",
-      "b1 b2 b1 b2 e2 e3 e2 e3",
-      "a1 a2 a1 a2 a1 a2 a1 a2",
-    ).rev()
-).slow(16)`;
-
-/* 
-.synth({
-  oscillator: {type: 'sawtooth'},
-  envelope: { attack: 0.1 }
-}).filter(1200).gain(0.8)
-
-*/
-
-/* export const tetrisMini1 =
-  '"[[e5 [b4 c5] d5 [c5 b4]] [a4 [a4 c5] e5 [d5 c5]] [b4 [~ c5] d5 e5] [c5 a4 a4 ~] [[~ d5] [~ f5] a5 [g5 f5]] [e5 [~ c5] e5 [d5 c5]] [b4 [b4 c5] d5 e5] [c5 a4 a4 ~]],[[e2 e3 e2 e3 e2 e3 e2 e3] [a2 a3 a2 a3 a2 a3 a2 a3] [g#2 g#3 g#2 g#3 e2 e3 e2 e3] [a2 a3 a2 a3 a2 a3 b1 c2] [d2 d3 d2 d3 d2 d3 d2 d3] [c2 c3 c2 c3 c2 c3 c2 c3] [b1 b2 b1 b2 e2 e3 e2 e3] [a1 a2 a1 a2 a1 a2 a1 a2]]".slow(16)';
- */
 export const tetrisMini = `\`[[e5 [b4 c5] d5 [c5 b4]]
 [a4 [a4 c5] e5 [d5 c5]]
 [b4 [~ c5] d5 e5]
@@ -132,52 +98,6 @@ export const tetrisMini = `\`[[e5 [b4 c5] d5 [c5 b4]]
 [[a1 a2]*4]\`.slow(16)
 `;
 
-/* export const tetrisHaskellH = `h(\`slow 16 $ "[[e5 [b4 c5] d5 [c5 b4]]
-[a4 [a4 c5] e5 [d5 c5]]
-[b4 [~ c5] d5 e5]
-[c5 a4 a4 ~]
-[[~ d5] [~ f5] a5 [g5 f5]]
-[e5 [~ c5] e5 [d5 c5]]
-[b4 [b4 c5] d5 e5]
-[c5 a4 a4 ~]],
-[[e2 e3]*4]
-[[a2 a3]*4]
-[[g#2 g#3]*2 [e2 e3]*2]
-[a2 a3 a2 a3 a2 a3 b1 c2]
-[[d2 d3]*4]
-[[c2 c3]*4]
-[[b1 b2]*2 [e2 e3]*2]
-[[a1 a2]*4]"\`)
-`; */
-// following syntax is not supported anymore
-/* export const tetrisHaskell = `slow 16 $ "[[e5 [b4 c5] d5 [c5 b4]]
-[a4 [a4 c5] e5 [d5 c5]]
-[b4 [~ c5] d5 e5]
-[c5 a4 a4 ~]
-[[~ d5] [~ f5] a5 [g5 f5]]
-[e5 [~ c5] e5 [d5 c5]]
-[b4 [b4 c5] d5 e5]
-[c5 a4 a4 ~]],
-[[e2 e3]*4]
-[[a2 a3]*4]
-[[g#2 g#3]*2 [e2 e3]*2]
-[a2 a3 a2 a3 a2 a3 b1 c2]
-[[d2 d3]*4]
-[[c2 c3]*4]
-[[b1 b2]*2 [e2 e3]*2]
-[[a1 a2]*4]"
-`; */
-
-/*
-export const tetrisHaskell = `h(\`slow 16 $ "[[e5 [b4 c5] d5 [c5 b4]] [a4 [a4 c5] e5 [d5 c5]] [b4 [~ c5] d5 e5] [c5 a4 a4 ~] [[~ d5] [~ f5] a5 [g5 f5]] [e5 [~ c5] e5 [d5 c5]] [b4 [b4 c5] d5 e5] [c5 a4 a4 ~]], [[e2 e3]*4] [[a2 a3]*4] [[g#2 g#3]*2 [e2 e3]*2] [a2 a3 a2 a3 a2 a3 b1 c2] [[d2 d3]*4] [[c2 c3]*4] [[b1 b2]*2 [e2 e3]*2] [[a1 a2]*4]"\`)`;
-*/
-export const spanish = `slowcat(
- stack(c4,eb4,g4),
- stack(bb3,d4,f4),
- stack(ab3,c4,eb4),
- stack(g3,b3,d4)
-)`;
-
 export const whirlyStrudel = `sequence(e4, [b2,  b3], c4)
 .every(4, fast(2))
 .every(3, slow(1.5))
@@ -321,26 +241,6 @@ export const magicSofa = `stack(
   "<c2 f2 g2> <d2 g2 a2 e2>"
 ).slow(1).transpose.slowcat(0, 2, 3, 4)`;
 
-/* export const confusedPhone = `stack("[g2 ~@1.3] [c3 ~@1.3]".slow(2))
-.superimpose(
-  x => transpose(-12,x).late(0),
-  x => transpose(7,x).late(0.2),
-  x => transpose(10,x).late(0.4),
-  x => transpose(12,x).late(0.6),
-  x => transpose(24,x).late(0.8)
-)
-.scale(sequence('C dorian', 'C mixolydian').slow(4))
-.scaleTranspose(slowcat(0,1,2,1).slow(2))
-.synth('triangle').gain(0.5).filter(1500)`; */
-
-export const confusedPhoneDynamic = `stack("[g2 ~@1.3] [c3 ~@1.3]".slow(2))
-.superimpose(
-  ...[-12,7,10,12,24].slice(0,5).map((t,i,{length}) => x => transpose(t,x).late(i/length))
-)
-.scale(sequence('C dorian', 'C mixolydian').slow(4))
-.scaleTranspose(slowcat(0,1,2,1).slow(2))
-.synth('triangle').gain(0.5).filter(1500)`;
-
 export const confusedPhone = `"[g2 ~@1.3] [c3 ~@1.3]"
 .superimpose(
   transpose(-12).late(0),
@@ -391,24 +291,25 @@ export const loungerave = `() => {
   const keys = new PolySynth().set({ ...osc('sawtooth'), ...adsr(0, .5, .2, .7) }).chain(lowpass(1200), vol(.5), out);
   
   const drums = stack(
-    "c1*2".tone(kick).bypass("<0@7 1>/8"),
-    "~ <x!7 [x@3 x]>".tone(snare).bypass("<0@7 1>/4"),
+    "c1*2".tone(kick).mask("<x@7 ~>/8"),
+    "~ <x!7 [x@3 x]>".tone(snare).mask("<x@7 ~>/4"),
     "[~ c4]*2".tone(hihat)
   );
   
   const thru = (x) => x.transpose("<0 1>/8").transpose(1);
   const synths = stack(
     "<C2 Bb1 Ab1 [G1 [G2 G1]]>/2".struct("[x [~ x] <[~ [~ x]]!3 [x x]>@2]/2").edit(thru).tone(bass),
-    "<Cm7 Bb7 Fm7 G7b9>/2".struct("~ [x@0.1 ~]").voicings().edit(thru).every(2, early(1/4)).tone(keys).bypass("<0@7 1>/8".early(1/4))
+    "<Cm7 Bb7 Fm7 G7b9>/2".struct("~ [x@0.1 ~]").voicings().edit(thru).every(2, early(1/4)).tone(keys).mask("<x@7 ~>/8".early(1/4))
   )
   return stack(
     drums, 
     synths
   )
-  //.bypass("<0 1>*4")
+  //.mask("<x ~>*4")
   //.early("0.25 0");
 }`;
 
+
 export const caverave = `() => {
   const delay = new FeedbackDelay(1/8, .4).chain(vol(0.5), out);
   const kick = new MembraneSynth().chain(vol(.8), out);
@@ -418,8 +319,8 @@ export const caverave = `() => {
   const keys = new PolySynth().set({ ...osc('sawtooth'), ...adsr(0, .5, .2, .7) }).chain(lowpass(1200), vol(.5), out);
   
   const drums = stack(
-    "c1*2".tone(kick).bypass("<0@7 1>/8"),
-    "~ <x!7 [x@3 x]>".tone(snare).bypass("<0@7 1>/4"),
+    "c1*2".tone(kick).mask("<x@7 ~>/8"),
+    "~ <x!7 [x@3 x]>".tone(snare).mask("<x@7 ~>/4"),
     "[~ c4]*2".tone(hihat)
   );
   
@@ -431,9 +332,9 @@ export const caverave = `() => {
       scaleTranspose(2).early(1/8),
       scaleTranspose(7).early(1/4),
       scaleTranspose(8).early(3/8)
-    ).edit(thru).tone(keys).bypass("<1 0>/16"),
-    "<C2 Bb1 Ab1 [G1 [G2 G1]]>/2".struct("[x [~ x] <[~ [~ x]]!3 [x x]>@2]/2".fast(2)).edit(thru).tone(bass),
-    "<Cm7 Bb7 Fm7 G7b13>/2".struct("~ [x@0.1 ~]".fast(2)).voicings().edit(thru).every(2, early(1/8)).tone(keys).bypass("<0@7 1>/8".early(1/4))
+    ).apply(thru).tone(keys).mask("<~ x>/16"),
+    "<C2 Bb1 Ab1 [G1 [G2 G1]]>/2".struct("[x [~ x] <[~ [~ x]]!3 [x x]>@2]/2".fast(2)).apply(thru).tone(bass),
+    "<Cm7 Bb7 Fm7 G7b13>/2".struct("~ [x@0.1 ~]".fast(2)).voicings().apply(thru).every(2, early(1/8)).tone(keys).mask("<x@7 ~>/8".early(1/4))
   )
   return stack(
     drums.fast(2), 
@@ -441,15 +342,16 @@ export const caverave = `() => {
   ).slow(2);
 }`;
 
+
 export const callcenterhero = `()=>{
   const bpm = 90;
   const lead = polysynth().set({...osc('sine4'),...adsr(.004)}).chain(vol(0.15),out)
   const bass = fmsynth({...osc('sawtooth6'),...adsr(0.05,.6,0.8,0.1)}).chain(vol(0.6), out);
   const s = scale(slowcat('F3 minor', 'Ab3 major', 'Bb3 dorian', 'C4 phrygian dominant').slow(4));
   return stack(
-    "0 2".struct("<x ~> [x ~]").edit(s).scaleTranspose(stack(0,2)).tone(lead),
-    "<6 7 9 7>".struct("[~ [x ~]*2]*2").edit(s).scaleTranspose("[0,2] [2,4]".fast(2).every(4,rev)).tone(lead),
-  	"-14".struct("[~ x@0.8]*2".early(0.01)).edit(s).tone(bass),
+    "0 2".struct("<x ~> [x ~]").apply(s).scaleTranspose(stack(0,2)).tone(lead),
+    "<6 7 9 7>".struct("[~ [x ~]*2]*2").apply(s).scaleTranspose("[0,2] [2,4]".fast(2).every(4,rev)).tone(lead),
+  	"-14".struct("[~ x@0.8]*2".early(0.01)).apply(s).tone(bass),
     "c2*2".tone(membrane().chain(vol(0.6), out)),
     "~ c2".tone(noise().chain(vol(0.2), out)),
     "c4*4".tone(metal(adsr(0,.05,0)).chain(vol(0.03), out))
@@ -457,3 +359,95 @@ export const callcenterhero = `()=>{
   .slow(120 / bpm)
 }
 `;
+
+export const primalEnemy = `()=>{
+  const f = fast("<1 <2 [4 8]>>");
+  return stack(
+    "c3,g3,c4".struct("[x ~]*2").apply(f).transpose("<0 <3 [5 [7 [9 [11 13]]]]>>"),
+    "c2 [c2 ~]*2".tone(synth(osc('sawtooth8')).chain(vol(0.8),out)),
+    "c1*2".tone(membrane().chain(vol(0.8),out))
+  ).slow(1)
+}`;
+
+export const drums = `stack(
+  "c1*2".tone(membrane().chain(vol(0.8),out)),
+  "~ c3".tone(noise().chain(vol(0.8),out)),
+  "c3*4".transpose("[-24 0]*2").tone(metal(adsr(0,.015)).chain(vol(0.8),out))
+)
+`;
+
+export const xylophoneCalling = `()=>{
+  const t = x=> x.scaleTranspose("<0 2 4 3>/4").transpose(-2)
+  const s = x => x.scale(slowcat('C3 minor pentatonic','G3 minor pentatonic').slow(4))
+  const delay = new FeedbackDelay(1/8, .6).chain(vol(0.1), out);
+  const chorus = new Chorus(1,2.5,0.5).start();
+  return stack(
+    // melody
+    "<<10 7> <8 3>>/4".struct("x*3").apply(s)
+    .scaleTranspose("<0 3 2> <1 4 3>")
+    .superimpose(scaleTranspose(2).early(1/8))
+    .apply(t).tone(polysynth().set({
+      ...osc('triangle4'),
+      ...adsr(0,.08,0)
+    }).chain(vol(0.2).connect(delay),chorus,out)).mask("<~@3 x>/16".early(1/8)),
+    // pad
+    "[1,3]/4".scale('G3 minor pentatonic').apply(t).tone(polysynth().set({
+      ...osc('square2'),
+      ...adsr(0.1,.4,0.8)
+    }).chain(vol(0.2),chorus,out)).mask("<~ x>/32"),
+    // xylophone
+    "c3,g3,c4".struct("<x*2 x>").fast("<1 <2!3 [4 8]>>").apply(s).scaleTranspose("<0 <1 [2 [3 <4 5>]]>>").apply(t).tone(polysynth().set({
+      ...osc('sawtooth4'),
+      ...adsr(0,.1,0)
+    }).chain(vol(0.4).connect(delay),out)).mask("<x@3 ~>/16".early(1/8)),
+    // bass
+    "c2 [c2 ~]*2".scale('C hirajoshi').apply(t).tone(synth({
+      ...osc('sawtooth6'),
+      ...adsr(0,.03,.4,.1)
+    }).chain(vol(0.4),out)),
+    // kick
+    "<c1!3 [c1 ~]*2>*2".tone(membrane().chain(vol(0.8),out)),
+    // snare
+    "~ <c3!7 [c3 c3*2]>".tone(noise().chain(vol(0.8),out)),
+    // hihat
+    "c3*4".transpose("[-24 0]*2").tone(metal(adsr(0,.02)).chain(vol(0.5).connect(delay),out))
+).slow(1)
+}`;
+
+export const sowhatelse = `()=> {
+  // mixer
+  const mix = (key) => vol({
+    chords: .2,
+    lead: 0.8,
+    bass:  .4,
+    snare: .95, 
+    kick:  .9,
+    hihat: .35,
+  }[key]||0);
+  const delay = new FeedbackDelay(1/6, .3).chain(vol(.7), out);
+  const delay2 = new FeedbackDelay(1/6, .2).chain(vol(.15), out);
+  const chorus = new Chorus(1,2.5,0.5).start();
+  // instruments
+  const instr = (instrument) => ({
+    organ: polysynth().set({...osc('sawtooth4'), ...adsr(.01,.2,0)}).chain(mix('chords').connect(delay),out),
+    lead: polysynth().set({...osc('triangle4'),...adsr(0.01,.05,0)}).chain(mix('lead').connect(delay2), out),
+    bass: polysynth().set({...osc('sawtooth8'),...adsr(.02,.05,.3,.2)}).chain(mix('bass'),lowpass(3000), out),
+    pad: polysynth().set({...osc('square2'),...adsr(0.1,.4,0.8)}).chain(vol(0.15),chorus,out),
+    hihat: metal(adsr(0, .02, 0)).chain(mix('hihat'), out),
+    snare: noise(adsr(0, .15,  0.01)).chain(mix('snare'), lowpass(5000), out),
+    kick: membrane().chain(mix('kick'), out)
+  }[instrument]);
+  // harmony
+  const t = transpose("<0 0 1 0>/8");
+  const sowhat = scaleTranspose("0,3,6,9,11");
+  // track
+  return stack(
+    "[<0 4 [3 [2 1]]>]/4".struct("[x]*3").mask("[~ x ~]").scale('D5 dorian').off(1/6, scaleTranspose(-7)).off(1/3, scaleTranspose(-5)).apply(t).tone(instr('lead')).mask("<~ ~ x x>/8"),
+    "<<e3 [~@2 a3]> <[d3 ~] [c3 f3] g3>>".scale('D dorian').apply(sowhat).apply(t).tone(instr('organ')).mask("<x x x ~>/8"),
+    "<[d2 [d2 ~]*3]!3 <a1*2 c2*3 [a1 e2]>>".apply(t).tone(instr('bass')),
+    "c1*6".tone(instr('hihat')),
+    "~ c3".tone(instr('snare')),
+    "<[c1@5 c1] <c1 [[c1@2 c1] ~] [c1 ~ c1] [c1!2 ~ c1!3]>>".tone(instr('kick')),
+    "[2,4]/4".scale('D dorian').apply(t).tone(instr('pad')).mask("<x x x ~>/8")
+  ).fast(6/8)
+}`;
diff --git a/strudel.mjs b/strudel.mjs
index fbffa443..6cc75ba5 100644
--- a/strudel.mjs
+++ b/strudel.mjs
@@ -636,9 +636,6 @@ class Pattern {
     edit(...funcs) {
       return stack(...funcs.map(func => func(this)));
     }
-    pipe(func) {
-      return func(this);
-    }
 
     _bypass(on) {
       on = Boolean(parseInt(on));