diff --git a/.gitignore b/.gitignore
index c3d3a20..6bc7caa 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
-settings.json
\ No newline at end of file
+settings.json
+__pycache__/
\ No newline at end of file
diff --git a/pico/lib/ws2812.py b/pico/lib/ws2812.py
index 05d84ab..fb26524 100644
--- a/pico/lib/ws2812.py
+++ b/pico/lib/ws2812.py
@@ -28,6 +28,8 @@ class WS2812B:
         self.brightness = brightness
         self.invert = invert
         self.pio_dma = dma.PIO_DMA_Transfer(state_machine+4, state_machine, 8, num_leds*3)
+        self.dma.start_transfer(self.ar)
+
 
     def show(self, array=None, offset=0):
         if array is None:
diff --git a/pico/src/patterns/__init__.py b/pico/src/patterns/__init__.py
index 9be8479..d775e93 100644
--- a/pico/src/patterns/__init__.py
+++ b/pico/src/patterns/__init__.py
@@ -7,29 +7,11 @@ from .circle import Circle
 from .roll import Roll
 from .calibration import Calibration
 from .test import Test
+from .scale_test import ScaleTest
 from .grab import Grab
 from .spin import Spin
 from .lift import Lift
 from .flare import Flare
 from .hook import Hook
-from .invertsplit import Invertsplit
 from .pose import Pose
-from .backbalance import Backbalance
-from .beat import Beat
-from .crouch import Crouch
-from .backbendsplit import Backbendsplit
-from .straddle import Straddle
-from .frontbalance import Frontbalance
-from .elbowhang import Elbowhang
-from .elbowhangspin import Elbowhangspin
-from .dismount import Dismount
-from .fluff import Fluff
-from .elbowhangsplit import Elbowhangsplit
-from .invert import Invert
-from .backbend import Backbend
-from .seat import Seat
-from .kneehang import Kneehang
-from .legswoop import Legswoop
-from .split import Split
-from .foothang import Foothang
 from .point import Point
diff --git a/pico/src/patterns/backbalance.py b/pico/src/patterns/backbalance.py
deleted file mode 100644
index 2fb01e9..0000000
--- a/pico/src/patterns/backbalance.py
+++ /dev/null
@@ -1,9 +0,0 @@
-"""Placeholder until implemented."""
-
-class Backbalance:
-    def __init__(self, driver):
-        self.driver = driver
-
-    def run(self, preset):
-        while True:
-            yield
diff --git a/pico/src/patterns/backbend.py b/pico/src/patterns/backbend.py
deleted file mode 100644
index 60a318d..0000000
--- a/pico/src/patterns/backbend.py
+++ /dev/null
@@ -1,9 +0,0 @@
-"""Placeholder until implemented."""
-
-class Backbend:
-    def __init__(self, driver):
-        self.driver = driver
-
-    def run(self, preset):
-        while True:
-            yield
diff --git a/pico/src/patterns/backbendsplit.py b/pico/src/patterns/backbendsplit.py
deleted file mode 100644
index ec62857..0000000
--- a/pico/src/patterns/backbendsplit.py
+++ /dev/null
@@ -1,9 +0,0 @@
-"""Placeholder until implemented."""
-
-class Backbendsplit:
-    def __init__(self, driver):
-        self.driver = driver
-
-    def run(self, preset):
-        while True:
-            yield
diff --git a/pico/src/patterns/beat.py b/pico/src/patterns/beat.py
deleted file mode 100644
index a54aba3..0000000
--- a/pico/src/patterns/beat.py
+++ /dev/null
@@ -1,9 +0,0 @@
-"""Placeholder until implemented."""
-
-class Beat:
-    def __init__(self, driver):
-        self.driver = driver
-
-    def run(self, preset):
-        while True:
-            yield
diff --git a/pico/src/patterns/crouch.py b/pico/src/patterns/crouch.py
deleted file mode 100644
index 8d5909f..0000000
--- a/pico/src/patterns/crouch.py
+++ /dev/null
@@ -1,9 +0,0 @@
-"""Placeholder until implemented."""
-
-class Crouch:
-    def __init__(self, driver):
-        self.driver = driver
-
-    def run(self, preset):
-        while True:
-            yield
diff --git a/pico/src/patterns/dismount.py b/pico/src/patterns/dismount.py
deleted file mode 100644
index 166d203..0000000
--- a/pico/src/patterns/dismount.py
+++ /dev/null
@@ -1,9 +0,0 @@
-"""Placeholder until implemented."""
-
-class Dismount:
-    def __init__(self, driver):
-        self.driver = driver
-
-    def run(self, preset):
-        while True:
-            yield
diff --git a/pico/src/patterns/elbowhang.py b/pico/src/patterns/elbowhang.py
deleted file mode 100644
index 9ff46af..0000000
--- a/pico/src/patterns/elbowhang.py
+++ /dev/null
@@ -1,9 +0,0 @@
-"""Placeholder until implemented."""
-
-class Elbowhang:
-    def __init__(self, driver):
-        self.driver = driver
-
-    def run(self, preset):
-        while True:
-            yield
diff --git a/pico/src/patterns/elbowhangspin.py b/pico/src/patterns/elbowhangspin.py
deleted file mode 100644
index 857fb56..0000000
--- a/pico/src/patterns/elbowhangspin.py
+++ /dev/null
@@ -1,9 +0,0 @@
-"""Placeholder until implemented."""
-
-class Elbowhangspin:
-    def __init__(self, driver):
-        self.driver = driver
-
-    def run(self, preset):
-        while True:
-            yield
diff --git a/pico/src/patterns/elbowhangsplit.py b/pico/src/patterns/elbowhangsplit.py
deleted file mode 100644
index 45d61a2..0000000
--- a/pico/src/patterns/elbowhangsplit.py
+++ /dev/null
@@ -1,9 +0,0 @@
-"""Placeholder until implemented."""
-
-class Elbowhangsplit:
-    def __init__(self, driver):
-        self.driver = driver
-
-    def run(self, preset):
-        while True:
-            yield
diff --git a/pico/src/patterns/fluff.py b/pico/src/patterns/fluff.py
deleted file mode 100644
index ce372e5..0000000
--- a/pico/src/patterns/fluff.py
+++ /dev/null
@@ -1,9 +0,0 @@
-"""Placeholder until implemented."""
-
-class Fluff:
-    def __init__(self, driver):
-        self.driver = driver
-
-    def run(self, preset):
-        while True:
-            yield
diff --git a/pico/src/patterns/foothang.py b/pico/src/patterns/foothang.py
deleted file mode 100644
index 20016e5..0000000
--- a/pico/src/patterns/foothang.py
+++ /dev/null
@@ -1,9 +0,0 @@
-"""Placeholder until implemented."""
-
-class Foothang:
-    def __init__(self, driver):
-        self.driver = driver
-
-    def run(self, preset):
-        while True:
-            yield
diff --git a/pico/src/patterns/frontbalance.py b/pico/src/patterns/frontbalance.py
deleted file mode 100644
index 152b062..0000000
--- a/pico/src/patterns/frontbalance.py
+++ /dev/null
@@ -1,9 +0,0 @@
-"""Placeholder until implemented."""
-
-class Frontbalance:
-    def __init__(self, driver):
-        self.driver = driver
-
-    def run(self, preset):
-        while True:
-            yield
diff --git a/pico/src/patterns/invert.py b/pico/src/patterns/invert.py
deleted file mode 100644
index 6512917..0000000
--- a/pico/src/patterns/invert.py
+++ /dev/null
@@ -1,9 +0,0 @@
-"""Placeholder until implemented."""
-
-class Invert:
-    def __init__(self, driver):
-        self.driver = driver
-
-    def run(self, preset):
-        while True:
-            yield
diff --git a/pico/src/patterns/invertsplit.py b/pico/src/patterns/invertsplit.py
deleted file mode 100644
index 89f65d2..0000000
--- a/pico/src/patterns/invertsplit.py
+++ /dev/null
@@ -1,9 +0,0 @@
-"""Placeholder until implemented."""
-
-class Invertsplit:
-    def __init__(self, driver):
-        self.driver = driver
-
-    def run(self, preset):
-        while True:
-            yield
diff --git a/pico/src/patterns/kneehang.py b/pico/src/patterns/kneehang.py
deleted file mode 100644
index d0653e1..0000000
--- a/pico/src/patterns/kneehang.py
+++ /dev/null
@@ -1,9 +0,0 @@
-"""Placeholder until implemented."""
-
-class Kneehang:
-    def __init__(self, driver):
-        self.driver = driver
-
-    def run(self, preset):
-        while True:
-            yield
diff --git a/pico/src/patterns/legswoop.py b/pico/src/patterns/legswoop.py
deleted file mode 100644
index fc0446c..0000000
--- a/pico/src/patterns/legswoop.py
+++ /dev/null
@@ -1,9 +0,0 @@
-"""Placeholder until implemented."""
-
-class Legswoop:
-    def __init__(self, driver):
-        self.driver = driver
-
-    def run(self, preset):
-        while True:
-            yield
diff --git a/pico/src/patterns/point.py b/pico/src/patterns/point.py
index 68f58b0..0c3d6ae 100644
--- a/pico/src/patterns/point.py
+++ b/pico/src/patterns/point.py
@@ -3,66 +3,16 @@ class Point:
         self.driver = driver
 
     def run(self, preset):
-        """
-        Point pattern: color bands defined by n ranges.
-
-        - n1–n2: LEDs with color1 (c[0])
-        - n3–n4: LEDs with color2 (c[1])
-        - n5–n6: LEDs with color3 (c[2])
-        - n7–n8: LEDs with color4 (c[3])
-
-        All indices are along the logical ring (driver.n), inclusive ranges.
-        """
-        num_leds = self.driver.num_leds
-
-        # Base colors (up to 4), missing ones default to black
-        colors = list(preset.c) if getattr(preset, "c", None) else []
-        while len(colors) < 4:
-            colors.append((0, 0, 0))
-
-        # Apply preset/global brightness once per color
-        c1 = self.driver.apply_brightness(colors[0], preset.b)
-        c2 = self.driver.apply_brightness(colors[1], preset.b)
-        c3 = self.driver.apply_brightness(colors[2], preset.b)
-        c4 = self.driver.apply_brightness(colors[3], preset.b)
+            # Apply preset/global brightness once per color
+        c1 = self.driver.apply_brightness(preset.c[0], preset.b)
+        c2 = self.driver.apply_brightness(preset.c[1], preset.b)
+        c3 = self.driver.apply_brightness(preset.c[2], preset.b)
+        c4 = self.driver.apply_brightness(preset.c[3], preset.b)
 
         # Helper to normalize and clamp a range
-        def norm_range(a, b):
-            a = int(a)
-            b = int(b)
-            if a > b:
-                a, b = b, a
-            if b < 0 or a >= num_leds:
-                return None
-            a = max(0, a)
-            b = min(num_leds - 1, b)
-            if a > b:
-                return None
-            return a, b
-
-        ranges = []
-        r1 = norm_range(getattr(preset, "n1", 0), getattr(preset, "n2", -1))
-        if r1:
-            ranges.append((r1[0], r1[1], c1))
-        r2 = norm_range(getattr(preset, "n3", 0), getattr(preset, "n4", -1))
-        if r2:
-            ranges.append((r2[0], r2[1], c2))
-        r3 = norm_range(getattr(preset, "n5", 0), getattr(preset, "n6", -1))
-        if r3:
-            ranges.append((r3[0], r3[1], c3))
-        r4 = norm_range(getattr(preset, "n7", 0), getattr(preset, "n8", -1))
-        if r4:
-            ranges.append((r4[0], r4[1], c4))
-
-        # Static draw: last range wins on overlaps
-        for i in range(num_leds):
-            color = (0, 0, 0)
-            for start, end, c in ranges:
-                if start <= i <= end:
-                    color = c
-            self.driver.n[i] = color
-        self.driver.n.write()
-
-        while True:
-            yield
-
+        self.driver.fill_n(c1, preset.n1, preset.n2)
+        self.driver.fill_n(c2, preset.n3, preset.n4)
+        self.driver.fill_n(c3, preset.n5, preset.n6)
+        self.driver.fill_n(c4, preset.n7, preset.n8)
+        self.driver.show_all()
+        
diff --git a/pico/src/patterns/scale_test.py b/pico/src/patterns/scale_test.py
new file mode 100644
index 0000000..44ad77c
--- /dev/null
+++ b/pico/src/patterns/scale_test.py
@@ -0,0 +1,56 @@
+import utime
+
+
+RED = (255, 0, 0)
+
+
+class ScaleTest:
+    """
+    Animated test for the scale() helper.
+
+    A single red pixel moves along the reference strip (strip 0). For each other
+    strip, the position is mapped using:
+
+        n2 = scale(l1, l2, n1)
+
+    so that all lit pixels stay aligned by proportional position along the strips.
+    """
+
+    def __init__(self, driver):
+        self.driver = driver
+
+    def run(self, preset):
+        strips = self.driver.strips
+        if not strips:
+            return
+
+        src_strip_idx = 0
+        l1 = self.driver.strip_length(src_strip_idx)
+        if l1 <= 0:
+            return
+
+        step = self.driver.step
+        delay_ms = max(1, int(getattr(preset, "d", 30) or 30))
+        last_update = utime.ticks_ms()
+        color = self.driver.apply_brightness(RED, getattr(preset, "b", 255))
+
+        while True:
+            now = utime.ticks_ms()
+            if utime.ticks_diff(now, last_update) >= delay_ms:
+                n1 = step % l1
+
+                # Clear all strips
+                for strip in strips:
+                    strip.fill((0, 0, 0))
+
+                # Light mapped position on each strip using Presets.set/show
+                for dst_strip_idx, _ in enumerate(strips):
+                    self.driver.set(dst_strip_idx, n1, color)
+                    self.driver.show(dst_strip_idx)
+
+                step += 1
+                self.driver.step = step
+                last_update = now
+
+            yield
+
diff --git a/pico/src/patterns/seat.py b/pico/src/patterns/seat.py
deleted file mode 100644
index 967b59c..0000000
--- a/pico/src/patterns/seat.py
+++ /dev/null
@@ -1,9 +0,0 @@
-"""Placeholder until implemented."""
-
-class Seat:
-    def __init__(self, driver):
-        self.driver = driver
-
-    def run(self, preset):
-        while True:
-            yield
diff --git a/pico/src/patterns/split.py b/pico/src/patterns/split.py
deleted file mode 100644
index 37f82c9..0000000
--- a/pico/src/patterns/split.py
+++ /dev/null
@@ -1,9 +0,0 @@
-"""Placeholder until implemented."""
-
-class Split:
-    def __init__(self, driver):
-        self.driver = driver
-
-    def run(self, preset):
-        while True:
-            yield
diff --git a/pico/src/patterns/straddle.py b/pico/src/patterns/straddle.py
deleted file mode 100644
index ddb6f43..0000000
--- a/pico/src/patterns/straddle.py
+++ /dev/null
@@ -1,9 +0,0 @@
-"""Placeholder until implemented."""
-
-class Straddle:
-    def __init__(self, driver):
-        self.driver = driver
-
-    def run(self, preset):
-        while True:
-            yield
diff --git a/pico/src/presets.py b/pico/src/presets.py
index df8ba3b..53d81f0 100644
--- a/pico/src/presets.py
+++ b/pico/src/presets.py
@@ -3,11 +3,7 @@ from ws2812 import WS2812B
 from preset import Preset
 from patterns import (
     Blink, Rainbow, Pulse, Transition, Chase, Circle, Roll, Calibration, Test,
-    Grab, Spin, Lift, Flare, Hook, Invertsplit, Pose,
-    Backbalance, Beat, Crouch, Backbendsplit, Straddle,
-    Frontbalance, Elbowhang, Elbowhangspin, Dismount, Fluff,
-    Elbowhangsplit, Invert, Backbend, Seat, Kneehang,
-    Legswoop, Split, Foothang, Point,
+    Grab, Spin, Lift, Flare, Hook, Pose, Point,
 )
 import json
 
@@ -23,53 +19,9 @@ STRIP_CONFIG = (
     (7, 291, 290 // 2-1),   # 8
 )
 
-class StripRing:
-    """Treat multiple WS2812B strips as one logical ring. Equal weight per strip (scale by strip length)."""
-
-    def __init__(self, strips):
-        self.strips = strips
-        self._cumul = [0]
-        for s in strips:
-            self._cumul.append(self._cumul[-1] + s.num_leds)
-        self.num_leds = self._cumul[-1]
-        self.num_strips = len(strips)
-
-    def _strip_and_local(self, i):
-        if i < 0 or i >= self.num_leds:
-            raise IndexError(i)
-        for s in range(len(self.strips)):
-            if i < self._cumul[s + 1]:
-                return s, i - self._cumul[s]
-        return len(self.strips) - 1, i - self._cumul[-2]
-
-    def __setitem__(self, i, color):
-        s, local = self._strip_and_local(i)
-        self.strips[s].set(local, color)
-
-    def fill(self, color):
-        for s in self.strips:
-            s.fill(color)
-
-    def write(self):
-        for s in self.strips:
-            s.show()
-
-    def position(self, i):
-        """Normalized position 0..1 with equal span per strip (longer strips get same angular span)."""
-        s, local = self._strip_and_local(i)
-        strip_len = self.strips[s].num_leds
-        frac = (local / strip_len) if strip_len else 0
-        return (s + frac) / self.num_strips
-
-    def segment(self, i):
-        """Segment index 0..num_strips-1 (strip index) so segments align with physical strips."""
-        s, _ = self._strip_and_local(i)
-        return s
-
-
 class Presets:
     def __init__(self):
-
+        self.scale_map = []
         self.strips = []
         self.strip_midpoints = []  # midpoint LED index per strip (from STRIP_CONFIG)
 
@@ -80,9 +32,9 @@ class Presets:
             self.strip_midpoints.append(mid)
             self.strips.append(WS2812B(num_leds, pin, state_machine, brightness=1.0))
             state_machine += 1
+            self.scale_map.append(self.create_scale_map(num_leds))
+
         # Single logical strip over all 8 strips for patterns (n[i], .fill(), .write())
-        self.n = StripRing(self.strips)
-        self.num_leds = self.n.num_leds
         # WS2812B with brightness=1.0 so Presets.apply_brightness() does all scaling (NeoPixel drop-in)
         self.step = 0
         # Remember which strip was last used as the roll head (for flare, etc.)
@@ -112,26 +64,7 @@ class Presets:
             "lift": Lift(self).run,
             "flare": Flare(self).run,
             "hook": Hook(self).run,
-            "invertsplit": Invertsplit(self).run,
             "pose": Pose(self).run,
-            "backbalance": Backbalance(self).run,
-            "beat": Beat(self).run,
-            "crouch": Crouch(self).run,
-            "backbendsplit": Backbendsplit(self).run,
-            "straddle": Straddle(self).run,
-            "frontbalance": Frontbalance(self).run,
-            "elbowhang": Elbowhang(self).run,
-            "elbowhangspin": Elbowhangspin(self).run,
-            "dismount": Dismount(self).run,
-            "fluff": Fluff(self).run,
-            "elbowhangsplit": Elbowhangsplit(self).run,
-            "invert": Invert(self).run,
-            "backbend": Backbend(self).run,
-            "seat": Seat(self).run,
-            "kneehang": Kneehang(self).run,
-            "legswoop": Legswoop(self).run,
-            "split": Split(self).run,
-            "foothang": Foothang(self).run,
             "point": Point(self).run,
         }
 
@@ -143,40 +76,6 @@ class Presets:
             return self.strips[strip_idx].num_leds
         return 0
 
-    def strip_index_to_angle(self, strip_idx, index):
-        """Map an LED index on a given strip to a normalized angle 0..1.
-
-        This accounts for different strip lengths so that the same angle value
-        corresponds to the same physical angle on all concentric strips.
-        """
-        n = self.strip_length(strip_idx)
-        if n <= 0:
-            return 0.0
-        index = int(index) % n
-        return index / float(n)
-
-    def strip_angle_to_index(self, strip_idx, angle):
-        """Map a normalized angle 0..1 to an LED index on a given strip.
-
-        Use this when you want patterns to align by angle instead of raw index,
-        despite strips having different circumferences.
-        """
-        n = self.strip_length(strip_idx)
-        if n <= 0:
-            return 0
-        # Normalize angle into [0,1)
-        angle = float(angle)
-        angle = angle - int(angle)
-        if angle < 0.0:
-            angle += 1.0
-        return int(angle * n) % n
-
-    def remap_strip_index(self, src_strip_idx, dst_strip_idx, src_index):
-        """Remap an index from one strip to another so they align by angle."""
-        angle = self.strip_index_to_angle(src_strip_idx, src_index)
-        return self.strip_angle_to_index(dst_strip_idx, angle)
-
-
     def save(self):
         """Save the presets to a file."""
         with open("presets.json", "w") as f:
@@ -251,14 +150,6 @@ class Presets:
         self.selected = preset_name
         return True
 
-    def update_num_leds(self, pin, num_leds):
-        num_leds = int(num_leds)
-        if isinstance(pin, Pin):
-            self.n = WS2812B(pin, num_leds)
-        else:
-            self.n = WS2812B(num_leds, int(pin), 0, brightness=1.0)
-        self.num_leds = num_leds
-
     def apply_brightness(self, color, brightness_override=None):
         # Combine per-preset brightness (override) with global brightness self.b
         local = brightness_override if brightness_override is not None else 255
@@ -266,12 +157,6 @@ class Presets:
         effective_brightness = int(local * self.b / 255)
         return tuple(int(c * effective_brightness / 255) for c in color)
 
-    def fill(self, color=None):
-        fill_color = color if color is not None else (0, 0, 0)
-        for i in range(self.num_leds):
-            self.n[i] = fill_color
-        self.n.write()
-
     def off(self, preset=None):
         self.fill((0, 0, 0))
 
@@ -279,3 +164,27 @@ class Presets:
         colors = preset.c
         color = colors[0] if colors else (255, 255, 255)
         self.fill(self.apply_brightness(color, preset.b))
+
+    def fill(self, color):
+        for strip in self.strips:
+            strip.fill(color)
+      
+    def fill_n(self, color, n1, n2):
+        for i in range(n1, n2):
+            for strip_idx in range(8):
+                self.set(strip_idx, i, color)
+      
+
+    def set(self, strip, index, color):
+        if index >= self.strips[0].num_leds:
+            return False
+        self.strips[strip].set(self.scale_map[strip][index], color)
+        return True
+
+    def create_scale_map(self, num_leds):
+        ref_len = STRIP_CONFIG[0][1]
+        return [int(i * num_leds / ref_len) for i in range(ref_len)]
+
+    def show_all(self):
+        for strip in self.strips:
+            strip.show()
\ No newline at end of file