diff --git a/scratchpad/correlated/correlated b/scratchpad/correlated/correlated
deleted file mode 100755
index 533ab80..0000000
Binary files a/scratchpad/correlated/correlated and /dev/null differ
diff --git a/scratchpad/correlated/correlated.c b/scratchpad/correlated/correlated.c
deleted file mode 100644
index cd53eae..0000000
--- a/scratchpad/correlated/correlated.c
+++ /dev/null
@@ -1,21 +0,0 @@
-// correlated samples
-
-#include "../../squiggle.h"
-#include <stdint.h>
-#include <stdio.h>
-#include <stdlib.h>
-
-int main()
-{
-    // set randomness seed
-    uint32_t* seed = malloc(sizeof(uint32_t));
-    *seed = 1000; // xorshift can't start with 0
-
-    float a = sample_to(1, 10, seed);
-    float b = 2 * a;
-    float c = a / b;
-    
-		printf("a: %f, b: %f, c: %f\n", a, b, c);
-
-    free(seed);
-}
diff --git a/scratchpad/correlated/makefile b/scratchpad/correlated/makefile
deleted file mode 100644
index 90a3e63..0000000
--- a/scratchpad/correlated/makefile
+++ /dev/null
@@ -1,53 +0,0 @@
-# Interface: 
-#   make
-#   make build
-#   make format
-#   make run
-
-# Compiler
-CC=gcc
-# CC=tcc # <= faster compilation
-
-# Main file
-SRC=correlated.c ../../squiggle.c
-OUTPUT=correlated
-
-## Dependencies
-MATH=-lm
-
-## Flags
-DEBUG= #'-g'
-STANDARD=-std=c99
-WARNINGS=-Wall
-OPTIMIZED=-O3  #-Ofast
-# OPENMP=-fopenmp
-
-## Formatter
-STYLE_BLUEPRINT=webkit
-FORMATTER=clang-format -i -style=$(STYLE_BLUEPRINT)
-
-## make build
-build: $(SRC)
-	$(CC) $(OPTIMIZED) $(DEBUG) $(SRC) $(MATH) -o $(OUTPUT)
-
-format: $(SRC)
-	$(FORMATTER) $(SRC)
-
-run: $(SRC) $(OUTPUT)
-	OMP_NUM_THREADS=1 ./$(OUTPUT) && echo
-
-time-linux: 
-	@echo "Requires /bin/time, found on GNU/Linux systems" && echo
-	
-	@echo "Running 100x and taking avg time $(OUTPUT)"
-	@t=$$(/usr/bin/time -f "%e" -p bash -c 'for i in {1..100}; do $(OUTPUT); done' 2>&1 >/dev/null | grep real | awk '{print $$2}' ); echo "scale=2; 1000 * $$t / 100" | bc | sed "s|^|Time using 1 thread: |" | sed 's|$$|ms|' && echo
-
-## Profiling
-
-profile-linux: 
-	echo "Requires perf, which depends on the kernel version, and might be in linux-tools package or similar"
-	echo "Must be run as sudo"
-	$(CC) $(SRC) $(MATH) -o $(OUTPUT)
-	sudo perf record ./$(OUTPUT)
-	sudo perf report
-	rm perf.data
diff --git a/scratchpad/uncorrelated/makefile b/scratchpad/uncorrelated/makefile
deleted file mode 100644
index bf9f32d..0000000
--- a/scratchpad/uncorrelated/makefile
+++ /dev/null
@@ -1,53 +0,0 @@
-# Interface: 
-#   make
-#   make build
-#   make format
-#   make run
-
-# Compiler
-CC=gcc
-# CC=tcc # <= faster compilation
-
-# Main file
-SRC=uncorrelated.c ../../squiggle.c
-OUTPUT=uncorrelated
-
-## Dependencies
-MATH=-lm
-
-## Flags
-DEBUG= #'-g'
-STANDARD=-std=c99
-WARNINGS=-Wall
-OPTIMIZED=-O3  #-Ofast
-# OPENMP=-fopenmp
-
-## Formatter
-STYLE_BLUEPRINT=webkit
-FORMATTER=clang-format -i -style=$(STYLE_BLUEPRINT)
-
-## make build
-build: $(SRC)
-	$(CC) $(OPTIMIZED) $(DEBUG) $(SRC) $(MATH) -o $(OUTPUT)
-
-format: $(SRC)
-	$(FORMATTER) $(SRC)
-
-run: $(SRC) $(OUTPUT)
-	OMP_NUM_THREADS=1 ./$(OUTPUT) && echo
-
-time-linux: 
-	@echo "Requires /bin/time, found on GNU/Linux systems" && echo
-	
-	@echo "Running 100x and taking avg time $(OUTPUT)"
-	@t=$$(/usr/bin/time -f "%e" -p bash -c 'for i in {1..100}; do $(OUTPUT); done' 2>&1 >/dev/null | grep real | awk '{print $$2}' ); echo "scale=2; 1000 * $$t / 100" | bc | sed "s|^|Time using 1 thread: |" | sed 's|$$|ms|' && echo
-
-## Profiling
-
-profile-linux: 
-	echo "Requires perf, which depends on the kernel version, and might be in linux-tools package or similar"
-	echo "Must be run as sudo"
-	$(CC) $(SRC) $(MATH) -o $(OUTPUT)
-	sudo perf record ./$(OUTPUT)
-	sudo perf report
-	rm perf.data
diff --git a/scratchpad/uncorrelated/uncorrelated b/scratchpad/uncorrelated/uncorrelated
deleted file mode 100755
index 2ba1a2c..0000000
Binary files a/scratchpad/uncorrelated/uncorrelated and /dev/null differ
diff --git a/scratchpad/uncorrelated/uncorrelated.c b/scratchpad/uncorrelated/uncorrelated.c
deleted file mode 100644
index 4fbe05d..0000000
--- a/scratchpad/uncorrelated/uncorrelated.c
+++ /dev/null
@@ -1,24 +0,0 @@
-// uncorrelated samples
-
-#include "../../squiggle.h"
-#include <stdint.h>
-#include <stdlib.h>
-#include <stdio.h>
-
-float draw_xyz(uint32_t* seed){
-    // function could also be placed inside main with gcc nested functions extension.
-    return sample_to(1, 20, seed);
-}
-
-int main(){
-    // set randomness seed
-    uint32_t* seed = malloc(sizeof(uint32_t));
-    *seed = 1000; // xorshift can't start with 0
-
-    float a = draw_xyz(seed);
-    float b = 2 * draw_xyz(seed);
-    float c = b / a;
-
-    printf("a: %f, b: %f, c: %f\n", a, b, c);
-
-}