diff --git a/NOTES.md b/NOTES.md
index 25716a2..98f40a4 100644
--- a/NOTES.md
+++ b/NOTES.md
@@ -21,4 +21,33 @@
   - modulate grain level in time with playback
   - sync LFOs to playback
 
+TODO list - touchosch
 
+URL                  TO       SC
+grains/buflen        Y        Y
+grains/reset         Y        Y
+grains/record0..3    Y        Y
+grains/mode0..3      Y        Y
+grains/speed0..3     Y        Y
+grains/dust          Y        Y
+grains/slope         Y        Y
+grains/back          Y        Y
+grains/trigger       Y        Y
+grains/speedlock
+grains/speedquant
+grains/mix0          Y
+grains/mix1          Y
+grains/mix2          Y
+grains/mix3          Y
+
+trackselect
+
+track/record
+track/mode
+track/speed
+track/size
+track/blur
+track/mix
+track/pan
+track/track
+track/jitter
\ No newline at end of file
diff --git a/interface.scd b/interface.scd
index a942b59..7cb5f45 100644
--- a/interface.scd
+++ b/interface.scd
@@ -4,67 +4,41 @@
 
 OSCdef.freeAll;
 
-~to.button('/record', 1, { | v | ~bufrecorder.set(\record, v) });
 
 
 ~to.button('/reset', 0, { | v |
 	if( v > 0, {
 		var sp = ~to.v('/grains/speed')[0];
 		~buflen = ~to.v('/grains/buflen');
-		~granulators.do({|g, i| g.reset(~buflen) }
+		~granulators.do({|g, i| g.reset(~buflen) });
 		~playbacklfo.set(\speed, sp / ~buflen);
 	});
 });
 
-
-~to.button('/track', 0, { |v|
-	var buffer = ~frippbuffers[v];
-	if( buffer.isNil.not, {
-		[ "set track to", v, buffer ].postln;
-		~bufrecorder.set(\record, 0.0);
-		~bufrecorder.set(\mix, 0.0); // stop unselected track fading out
-		~bufrecorder = ~bufrecorders[v];
-		~bufrecorder.set(\record, ~to.v('/record'));
-		~granulator = ~granulators[v];
-		~to.v_('/grainfx/mix', 0); // will always be 0 because we turned it off
-		// ~granulator.get(\amp, { | v | ~to.v_('/grainfx/gain', v) });
-		// ~granulator.get(\blur, { | v | ~to.v_('/grains/blur', v) });
-		// ~granulator.get(\size, { | v | ~to.v_('/grains/size', v) });
-		// ~granulator.get(\pan, { | v | ~to.v_('/grainfx/pan', v) });
-		// ~granulator.get(\track, { | v | ~to.v_('/grainfx/track', v) });
-		// ~granulator.get(\jitter, { | v | ~to.v_('/grainfx/jitter', v) });
-		// todo - set the grainmode based on what this one has
-	}, {
-		[ "Bad track index", v ].postln;
-	});
-});
+	// ~to.button('/trackselect', 0, { |v|
+	// 	var buffer = ~frippbuffers[v];
+	// 	if( buffer.isNil.not, {
+	// 		[ "set track to", v, buffer ].postln;
+	// 		~bufrecorder.set(\record, 0.0);
+	// 		~bufrecorder.set(\mix, 0.0); // stop unselected track fading out
+	// 		~bufrecorder = ~bufrecorders[v];
+	// 		~bufrecorder.set(\record, ~to.v('/record'));
+	// 		~granulator = ~granulators[v];
+	// 		~to.v_('/grainfx/mix', 0); // will always be 0 because we turned it off
+	// 		// ~granulator.get(\amp, { | v | ~to.v_('/grainfx/gain', v) });
+	// 		// ~granulator.get(\blur, { | v | ~to.v_('/grains/blur', v) });
+	// 		// ~granulator.get(\size, { | v | ~to.v_('/grains/size', v) });
+	// 		// ~granulator.get(\pan, { | v | ~to.v_('/grainfx/pan', v) });
+	// 		// ~granulator.get(\track, { | v | ~to.v_('/grainfx/track', v) });
+	// 		// ~granulator.get(\jitter, { | v | ~to.v_('/grainfx/jitter', v) });
+	// 		// todo - set the grainmode based on what this one has
+	// 		}, {
+	// 			[ "Bad track index", v ].postln;
+	// 	});
+	// });
 
 
 
-~to.slider('/feedback',  0, TouchOSCScale(0, 0.25), { |v|
-	~bufrecorder.set(\feedback, v) } );
-
-~to.button('/grains/bpm', "~", {});
-
-~tapper = TapBeats();
-
-~to.button('/grains/tap', 0, { | v, t |
-	if( v > 0, {
-		~tapper.tap(t);
-		if( ~tapper.bpm.isNil.not, {
-			~to.v_('/grains/bpm', ~tapper.bpm.round(1));
-		})
-	})
-});
-
-
-~to.button('/grains/bpmsend', 0, { | v |
-	if( ~tapper.bpm.isNil.not, {
-		var bl = ~beatsperbar * ~tapper.bpm;
-		~to.v_('/grains/buflen', bl);
-		~to.v_('/reset', 1);
-	});
-});
 
 // note: ~buflen is the variable for buffer length, which only gets set to
 // ~to.v('/grains/buflen') when the buffer is reset with the clear button
@@ -72,75 +46,74 @@ OSCdef.freeAll;
 ~to.slider('/grains/buflen', ~buflen, TouchOSCScale(0.1, 10.0), {});
 
 
-// this is a write-only control to display where the buffer playback is at
+~to.button('/grains/record0', 0, { | v | ~granulators[0].record(v) });
+~to.button('/grains/record1', 0, { | v | ~granulators[1].record(v) });
+~to.button('/grains/record2', 0, { | v | ~granulators[2].record(v) });
+~to.button('/grains/record3', 0, { | v | ~granulators[3].record(v) });
 
-~to.slider('/grains/buffer', 0, TouchOSCScale(0, 1), {});
+~to.button('/grains/mode0', 0, { |v| ~setmode.value(0, v) });
+~to.button('/grains/mode1', 0, { |v| ~setmode.value(1, v) });
+~to.button('/grains/mode2', 0, { |v| ~setmode.value(2, v) });
+~to.button('/grains/mode3', 0, { |v| ~setmode.value(3, v) });
+)
 
-~to.xy('/grains/speed', [ 1, 120 ], TouchOSCScale(0, 2), TouchOSCScale(0, 640), { | v |
-	~playbacklfo.set(\speed, v[0] / ~buflen);
-	~trigger.set(\freq, v[1]);
-});
+(
+~to.slider('/grains/speed0', 1, TouchOSCScale(0, 2), { |v| ~possynths[0].set(\speed, v) });
+~to.slider('/grains/speed1', 1, TouchOSCScale(0, 2), { |v| ~possynths[1].set(\speed, v) });
+~to.slider('/grains/speed2', 1, TouchOSCScale(0, 2), { |v| ~possynths[2].set(\speed, v) });
+~to.slider('/grains/speed3', 1, TouchOSCScale(0, 2), { |v| ~possynths[3].set(\speed, v) });
+)
 
-~to.button('/grains/mode', 0, { |v|
-	var mode = ~modes[v];
-	if( mode.isNil.not, {
-		[ "granulator is", ~granulator ].postln;
-		~granulator.posb_(mode[1]);
-		~playbacklfo = mode[0];
-		~playbacklfob = mode[1];
-		~playbacklfo.set(\speed, ~to.v('/grains/speed')[0] / ~buflen);
-	}, {
-		[ "Bad mode index", v ].postln;
-	});
-});
+(
+~to.slider('/grains/mix0',   0.5, TouchOSCScale(0, 1), { | v | ~granulators[0].gain(v) });
+~to.slider('/grains/mix1',   0.5, TouchOSCScale(0, 1),{ | v | ~granulators[1].gain(v) });
+~to.slider('/grains/mix2',   0.5, TouchOSCScale(0, 1),{ | v | ~granulators[2].gain(v) });
+~to.slider('/grains/mix3',   0.5, TouchOSCScale(0, 1),{ | v | ~granulators[3].gain(v) });
+)
 
-~to.button('/grains/speedquant',   0, { |v|
-});
+(
+~to.button('/grains/speedquant',   0, { |v| });
 
-~to.slider('/grains/step', 4, TouchOSCScale(1, 8), { |v|
-	~grainstep.set(\steps, v.floor);
-});
+~to.slider('/grains/trigger', 120, TouchOSCScale(0, 640), { |v| ~trigger.set(\freq, v) });
 
+~to.button('/grains/dust',   0,  { |v| ~trigger.set(\dust, v) });
+~to.button('/grains/back',   0,  { |v| ~pitch.set(\dir, if( v > 0, { -1 }, { 1}))});
+~to.button('/grains/slope',   1, { |v| ~pitch.set(\track, v) });
+)
+// Page 2: track
 
+// ~to.slider('/track/mix', 0.25, TouchOSCScale(0, 1), { |v| ~granulator.mix_(v);
+// });
 
-~to.button('/grains/dust',   0, { |v| ~trigger.set(\dust, v) });
-~to.slider('/grains/blur',   0, TouchOSCScale(0, 0.25), { |v| ~granulator.blur_(v) });
-~to.slider('/grains/size', 0.1, TouchOSCScale(0, 0.5),{ |v| ~granulator.size_(v) });
-
-// Page 2: grainfx
-
-~to.slider('/grainfx/mix', 0.25, TouchOSCScale(0, 1), { |v| ~granulator.mix_(v);
-});
-~to.slider('/grainfx/gain', 0.5, TouchOSCScale(0, 1), { |v| ~granulator.gain_(v) } );
-~to.slider('/grainfx/pt', 0.75, TouchOSCScale(0, 1), { |v| ~grainmixer.set(\passthrough, v) } );
-
-~to.button('/grainfx/back',   0, { |v| ~pitch.set(\dir, if( v > 0, { -1 }, { 1}))});
-~to.button('/grainfx/slope',   1, { |v| ~pitch.set(\track, v) });
-~to.slider('/grainfx/pan', 0,    TouchOSCScale(-1, 1), { |v| ~granulator.pan_(v) });
-~to.slider('/grainfx/track', 0.5,  TouchOSCScale(-1, 1), { |v| ~granulator.track_(v) });
-~to.slider('/grainfx/jitter', 0.25, TouchOSCScale(0, 1), { |v| ~granulator.jitter_(v) });
-
-
-~to.button('/grainfx/chorus', 0, { |v| ~pitch.set(\chorus, v) });
-~to.slider('/grainfx/detune', 0, TouchOSCScale(0, 0.059),  { |v| ~pitch.set(\detune, v) });
-~to.slider('/grainfx/pitch', 0, TouchOSCScale(-2, 2),      { |v| ~pitch.set(\pitch, v.round) });
-
-~to.button('/grainfx/quant', 1, { |v|
-	// ~pitch.set(\quant, v);
-	// just re-call the value setter for harmonics when toggled
-	~to.v_('/grainfx/harmonics', ~to.v('/grainfx/harmonics'));
-});
-
-~to.slider('/grainfx/harmonics', 2, TouchOSCScale(0.1, 4),  { |v|
-	if(~to.v('/grainfx/quant') > 0, {
-		~pitch.set(\harmonics, v.round);
-	},
-	{
-		~pitch.set(\harmonics, v);
-	});
-});
-
+	// ~to.slider('/grainfx/pan', 0,    TouchOSCScale(-1, 1), { |v| ~granulator.pan_(v) });
+	// ~to.slider('/grainfx/track', 0.5,  TouchOSCScale(-1, 1), { |v| ~granulator.track_(v) });
+	// ~to.slider('/grainfx/jitter', 0.25, TouchOSCScale(0, 1), { |v| ~granulator.jitter_(v) });
+	//
+	//
+	// ~to.slider('/grains/blur',   0, TouchOSCScale(0, 0.25), { |v| ~granulator.blur_(v) });
+	// ~to.slider('/grains/size', 0.1, TouchOSCScale(0, 0.5),{ |v| ~granulator.size_(v) });
+	//
+	//
+	// ~to.button('/grainfx/chorus', 0, { |v| ~pitch.set(\chorus, v) });
+	// ~to.slider('/grainfx/detune', 0, TouchOSCScale(0, 0.059),  { |v| ~pitch.set(\detune, v) });
+	// ~to.slider('/grainfx/pitch', 0, TouchOSCScale(-2, 2),      { |v| ~pitch.set(\pitch, v.round) });
+	//
+	// ~to.button('/grainfx/quant', 1, { |v|
+	// 	// ~pitch.set(\quant, v);
+	// 	// just re-call the value setter for harmonics when toggled
+	// 	~to.v_('/grainfx/harmonics', ~to.v('/grainfx/harmonics'));
+	// });
+	//
+	// ~to.slider('/grainfx/harmonics', 2, TouchOSCScale(0.1, 4),  { |v|
+	// 	if(~to.v('/grainfx/quant') > 0, {
+	// 		~pitch.set(\harmonics, v.round);
+	// 		},
+	// 		{
+	// 			~pitch.set(\harmonics, v);
+	// 	});
+	// });
 
+(
 ~to.slider(
 	'/fx/filterfreq',
 	10000, TouchOSCScaleExp(100, 10000), { |v| ~filter.set(\freq, v) }
diff --git a/main.scd b/main.scd
index dc582f8..1007cca 100644
--- a/main.scd
+++ b/main.scd
@@ -13,10 +13,6 @@ Server.killAll;
 
 Granulator.init(s);
 
-
-
-
-
 (
 // set up four position buffers with synths
 
@@ -25,23 +21,20 @@ Granulator.init(s);
 	[ "reverse", \pos_reverse ],
 	[ "sine", \pos_sine ],
 	[ "step", \pos_step ],
-	[ "random", \pos_rand ]
+	[ "random", \pos_random ]
 ];
 
 ~granulators = Array.new(4);
 ~posb = Array.new(4);
-~possynth = Array.new(4);
+~possynths = Array.new(4);
 
 (0..3).do({
 	var pb = Bus.control(s, 1), ps;
 	~posb.add(pb);
 	ps = Synth(\pos_saw, [ \out, pb ]);
-	~possynth.add(ps);
+	~possynths.add(ps);
 });
 
-)
-
-(
 
 (0..3).do({ |i|
 	var pb = ~posb.at(i);
@@ -50,64 +43,24 @@ Granulator.init(s);
 
 )
 
-~granulators[1].record(1.0);
-~possynth[0].set(\speed,200);
+(
+~setmode = {
+	arg track, mode;
+	var synth = ~modes[mode][1];
+	~possynths[track].get(\speed, { | speed |
+
+		~possynths[track].free;
+		~possynths[track] = Synth(synth, [\out, ~posb[track], \speed, speed]);
+	});
+}
+)
+
+~granulators[0].gain(1);
 
 ("./interface.scd").loadRelative;
 
 
 
-~g3 = Granulator.new(4, ~recordb, ~granulatorb, ~playbacklfob, ~triggerb, ~pitchb);
-
-~g.recorder.set(\record, 1.0);
-~makebuffers.value();
-
-(
-~bufrecorders = Array.new(~ntracks);
-
-~frippbuffers.do({
-	| buffer, index |
-	~bufrecorders.add(Synth.new(
-		\fripp_record,
-		[
-			\in, ~recordb,
-			\record, 0.0,
-			\buffer, buffer
-		],
-		s,
-		\addToTail
-	))
-});
-
-~bufrecorder = ~bufrecorders[0];
-
-// the granulators
-
-~granulators = Array.new(~ntracks);
-~grainmodes = Array.fill(~ntracks, 0);
-
-~frippbuffers.do({
-	| buffer, index |
-	[ "Grain synth: ", buffer, index ].postln;
-	~granulators.add(Synth.new(
-		\grainsynth,
-		[
-			\out, ~granulatorb,
-			\buffer, buffer,
-			\blen, ~buflen,
-			\posb, ~playbacklfob,
-			\triggerb, ~triggerb,
-			\pitchb, ~pitchb,
-			\modb, ~lfob,
-			\size, 0.1
-		],
-		s
-	))
-});
-
-~granulator = ~granulators[0];
-
-)
 
 
 
diff --git a/synths.scd b/synths.scd
index 952caed..2ff256a 100644
--- a/synths.scd
+++ b/synths.scd
@@ -7,12 +7,7 @@
 ~buflen = 4.0;
 ~beatsperbar = 4;
 
-~posb0 = Bus.control(s, 1);
-~posb1 = Bus.control(s, 1);
-~posb2 = Bus.control(s, 1);
-~posb3 = Bus.control(s, 1);
-
-SynthDef(\pos_sin, {
+SynthDef(\pos_sine, {
 	arg out, speed=1;
 	Out.kr(out, 0.5 + SinOsc.kr(speed * 0.5, 0, 0.5));
 }).add;
@@ -33,7 +28,7 @@ SynthDef(\pos_step, {
 	Out.kr(out, stepwise / steps);
 }).add;
 
-SynthDef(\pos_rand, {
+SynthDef(\pos_random, {
 	arg out=5, speed=1;
 	Out.kr(out, 0.5 + WhiteNoise.kr(0.5));
 }).add;