diff --git a/release-packaging/Classes/FluidDataSet.sc b/release-packaging/Classes/FluidDataSet.sc
index 6d1dea1..cccfdd7 100644
--- a/release-packaging/Classes/FluidDataSet.sc
+++ b/release-packaging/Classes/FluidDataSet.sc
@@ -48,18 +48,15 @@ FluidDataSet : FluidManipulationClient {
 	}
 
 	addPoint{|label, buffer, action|
-    buffer = this.prEncodeBuffer(buffer);
-	  this.prSendMsg(\addPoint,[label.asSymbol,buffer],action);
+	  this.prSendMsg(\addPoint,[label.asSymbol,buffer.asUGenInput],action);
 	}
 
 	getPoint{|label, buffer, action|
-		buffer = this.prEncodeBuffer(buffer);
-		this.prSendMsg(\getPoint,[label.asSymbol,buffer],action,outputBuffers:[buffer]);
+	  this.prSendMsg(\getPoint,[label.asSymbol,buffer.asUGenInput],action);
 	}
 
 	updatePoint{|label, buffer, action|
-    buffer = this.prEncodeBuffer(buffer);
-	  this.prSendMsg(\updatePoint,[label.asSymbol,buffer],action,outputBuffers:[buffer]);
+	  this.prSendMsg(\updatePoint,[label.asSymbol,buffer.asUGenInput],action);
 	}
 
 	deletePoint{|label, action|
diff --git a/release-packaging/Classes/FluidKMeans.sc b/release-packaging/Classes/FluidKMeans.sc
index da2a5ed..fba3e2d 100644
--- a/release-packaging/Classes/FluidKMeans.sc
+++ b/release-packaging/Classes/FluidKMeans.sc
@@ -26,10 +26,9 @@ FluidKMeans : FluidRTDataClient {
 	}
 
 	predictPoint { |buffer, action|
-		buffer = this.prEncodeBuffer(buffer);
 		this.prSendMsg(\predictPoint,
-			[buffer], action,
-			[number(FluidMessageResponse,_,_)],outputBuffers:[buffer]
+			[buffer.asUGenInput], action,
+			[number(FluidMessageResponse,_,_)]
 		);
 	}
 }
diff --git a/release-packaging/Classes/FluidKNNClassifier.sc b/release-packaging/Classes/FluidKNNClassifier.sc
index 8d845b8..89e54d8 100644
--- a/release-packaging/Classes/FluidKNNClassifier.sc
+++ b/release-packaging/Classes/FluidKNNClassifier.sc
@@ -15,10 +15,9 @@ FluidKNNClassifier : FluidRTDataClient {
 	}
 
 	predictPoint {|buffer, action|
-		buffer = this.prEncodeBuffer(buffer);
 		this.prSendMsg(\predictPoint,
 			[buffer.asUGenInput], action,
-			[string(FluidMessageResponse,_,_)],outputBuffers:[buffer]
+			[string(FluidMessageResponse,_,_)]
 		);
 	}
 }
diff --git a/release-packaging/Classes/FluidKNNRegressor.sc b/release-packaging/Classes/FluidKNNRegressor.sc
index c4fd6d4..befb11d 100644
--- a/release-packaging/Classes/FluidKNNRegressor.sc
+++ b/release-packaging/Classes/FluidKNNRegressor.sc
@@ -18,8 +18,7 @@ FluidKNNRegressor : FluidRTDataClient {
 	}
 
 	predictPoint { |buffer, action|
-		buffer = this.prEncodeBuffer(buffer);
-		this.prSendMsg(\predictPoint, [buffer], action,
-			[number(FluidMessageResponse,_,_)],outputBuffers:[buffer]);
+		this.prSendMsg(\predictPoint, [buffer.asUGenInput], action,
+			[number(FluidMessageResponse,_,_)]);
 	}
 }
diff --git a/release-packaging/Classes/FluidMLP.sc b/release-packaging/Classes/FluidMLP.sc
index 16a262b..a981e5b 100644
--- a/release-packaging/Classes/FluidMLP.sc
+++ b/release-packaging/Classes/FluidMLP.sc
@@ -44,10 +44,8 @@ FluidMLPRegressor : FluidRTDataClient {
 	}
 
 	predictPoint { |sourceBuffer, targetBuffer, action|
-		sourceBuffer = this.prEncodeBuffer(sourceBuffer);
-		targetBuffer = this.prEncodeBuffer(targetBuffer);
 		this.prSendMsg(\predictPoint,
-      [sourceBuffer.asUGenInput, targetBuffer.asUGenInput], action,outputBuffers:[targetBuffer]);
+      [sourceBuffer.asUGenInput, targetBuffer.asUGenInput], action);
 	}
 }
 
@@ -96,8 +94,7 @@ FluidMLPClassifier : FluidRTDataClient {
 	}
 
 	predictPoint { |sourceBuffer, action|
-		sourceBuffer = this.prEncodeBuffer(sourceBuffer);
 		this.prSendMsg(\predictPoint,
-			[sourceBuffer], action, string(FluidMessageResponse,_,_));
+			[sourceBuffer.asUGenInput], action, string(FluidMessageResponse,_,_));
 	}
 }
diff --git a/release-packaging/Classes/FluidManipulationClient.sc b/release-packaging/Classes/FluidManipulationClient.sc
index 82ee858..5449e07 100644
--- a/release-packaging/Classes/FluidManipulationClient.sc
+++ b/release-packaging/Classes/FluidManipulationClient.sc
@@ -116,9 +116,7 @@ FluidManipulationClient {
 	  this.prSendMsg(\size,[],action,[numbers(FluidMessageResponse,_,1,_)]);
 	}
 
-	prEncodeBuffer { |buf| buf !? {^buf.asUGenInput} ?? {^-1} }
-
-	prSendMsg { |msg, args, action,parser,outputBuffers|
+	prSendMsg { |msg, args, action,parser|
 		if(this.server.serverRunning.not,{(this.asString + "– server not running").error; ^nil});
 		forkIfNeeded{
 			synth ?? {onSynthFree.value; server.sync};
@@ -127,16 +125,7 @@ FluidManipulationClient {
 					defer{
 						var result;
 						result = FluidMessageResponse.collectArgs(parser,msg.drop(3));
-						if(outputBuffers.notNil) {
-							forkIfNeeded {
-								outputBuffers.collectInPlace{ |b|
-									server.cachedBufferAt(b) !? {|x| x.updateInfo}
-								};
-								server.sync;
-								if(action.notNil){action.value(*(outputBuffers++result))}{action.value};
-							};
-						}
-						{if(action.notNil){action.value(result)}{action.value};}
+						if(action.notNil){action.value(result)}{action.value};
 					}
 			},'/'++msg, server.addr, nil,[synth.nodeID]).oneShot;
 			server.listSendMsg(['/u_cmd', synth.nodeID, ugen.synthIndex, msg].addAll(args));
diff --git a/release-packaging/Classes/FluidNormalize.sc b/release-packaging/Classes/FluidNormalize.sc
index 8881930..2962d5d 100644
--- a/release-packaging/Classes/FluidNormalize.sc
+++ b/release-packaging/Classes/FluidNormalize.sc
@@ -21,11 +21,8 @@ FluidNormalize : FluidRTDataClient {
 	}
 
 	transformPoint{|sourceBuffer, destBuffer, action|
-		sourceBuffer = this.prEncodeBuffer(sourceBuffer);
-		destBuffer = this.prEncodeBuffer(destBuffer);
 		this.prSendMsg(\transformPoint,
-			[sourceBuffer, destBuffer], action,
-			outputBuffers:[destBuffer]
+			[sourceBuffer.asUGenInput, destBuffer.asUGenInput], action
 		);
 	}
 }
diff --git a/release-packaging/Classes/FluidPCA.sc b/release-packaging/Classes/FluidPCA.sc
index 899d6e0..45dcd47 100644
--- a/release-packaging/Classes/FluidPCA.sc
+++ b/release-packaging/Classes/FluidPCA.sc
@@ -17,8 +17,6 @@ FluidPCA : FluidRTDataClient {
     }
 
     transformPoint{|sourceBuffer, destBuffer, action|
-        sourceBuffer = this.prEncodeBuffer(sourceBuffer);
-        destBuffer = this.prEncodeBuffer(destBuffer);
-        this.prSendMsg(\transformPoint,[sourceBuffer, destBuffer], action, outputBuffers:[destBuffer]);
+        this.prSendMsg(\transformPoint,[sourceBuffer.asUGenInput, destBuffer.asUGenInput], action);
     }
 }
diff --git a/release-packaging/Classes/FluidStandardize.sc b/release-packaging/Classes/FluidStandardize.sc
index a01c643..010c2ef 100644
--- a/release-packaging/Classes/FluidStandardize.sc
+++ b/release-packaging/Classes/FluidStandardize.sc
@@ -20,10 +20,8 @@ FluidStandardize : FluidRTDataClient {
 	}
 
 	transformPoint{|sourceBuffer, destBuffer, action|
-		sourceBuffer = this.prEncodeBuffer(sourceBuffer);
-		destBuffer = this.prEncodeBuffer(destBuffer);
 		this.prSendMsg(\transformPoint,
-			[sourceBuffer, destBuffer], action, outputBuffers:[destBuffer]
+			[sourceBuffer.asUGenInput, destBuffer.asUGenInput], action
 		);
 	}
 }