diff --git a/gradle.properties b/gradle.properties
index 902e4d22..0ed04f46 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -5,7 +5,7 @@ org.gradle.jvmargs=-Xmx1G
 # check these on https://modmuss50.me/fabric.html
 minecraft_version=1.21
 yarn_mappings=1.21+build.2
-loader_version=0.15.11
+loader_version=0.16.5
 
 # Mod Properties
 mod_version = 0.1.6-alpha
diff --git a/src/main/java/me/cortex/voxy/client/core/rendering/RenderService.java b/src/main/java/me/cortex/voxy/client/core/rendering/RenderService.java
index 6122d254..e2f3e49e 100644
--- a/src/main/java/me/cortex/voxy/client/core/rendering/RenderService.java
+++ b/src/main/java/me/cortex/voxy/client/core/rendering/RenderService.java
@@ -72,6 +72,7 @@ public class RenderService<T extends AbstractSectionRenderer<J, ?>, J extends Vi
         Arrays.stream(world.getMapper().getBiomeEntries()).forEach(this.modelService::addBiome);
         world.getMapper().setBiomeCallback(this.modelService::addBiome);
 
+
         /*
         final int H_WIDTH = 1;
         for (int x = -H_WIDTH; x <= H_WIDTH; x++) {
@@ -80,8 +81,8 @@ public class RenderService<T extends AbstractSectionRenderer<J, ?>, J extends Vi
                     this.nodeManager.insertTopLevelNode(WorldEngine.getWorldSectionId(4, x, y, z));
                 }
             }
-        }
-         */
+        }*/
+        router.watch(WorldEngine.getWorldSectionId(4, 0,0,0), 3);
     }
 
     public void setup(Camera camera) {
diff --git a/src/main/java/me/cortex/voxy/client/core/rendering/building/BuiltSection.java b/src/main/java/me/cortex/voxy/client/core/rendering/building/BuiltSection.java
index 64d3367c..a101651f 100644
--- a/src/main/java/me/cortex/voxy/client/core/rendering/building/BuiltSection.java
+++ b/src/main/java/me/cortex/voxy/client/core/rendering/building/BuiltSection.java
@@ -1,12 +1,13 @@
 package me.cortex.voxy.client.core.rendering.building;
 
 import me.cortex.voxy.common.util.MemoryBuffer;
+import me.cortex.voxy.commonImpl.VoxyCommon;
 
 import java.util.Arrays;
 
 //TODO: also have an AABB size stored
 public final class BuiltSection {
-    public static final boolean VERIFY_BUILT_SECTION_OFFSETS = System.getProperty("voxy.verifyBuiltSectionOffsets", "true").equals("true");
+    public static final boolean VERIFY_BUILT_SECTION_OFFSETS = VoxyCommon.isVerificationFlagOn("verifyBuiltSectionOffsets");
     public final long position;
     public final int aabb;
     public final MemoryBuffer geometryBuffer;
diff --git a/src/main/java/me/cortex/voxy/common/util/TrackedObject.java b/src/main/java/me/cortex/voxy/common/util/TrackedObject.java
index 9db75b88..6c33c7a4 100644
--- a/src/main/java/me/cortex/voxy/common/util/TrackedObject.java
+++ b/src/main/java/me/cortex/voxy/common/util/TrackedObject.java
@@ -1,11 +1,13 @@
 package me.cortex.voxy.common.util;
 
+import me.cortex.voxy.commonImpl.VoxyCommon;
+
 import java.lang.ref.Cleaner;
 
 public abstract class TrackedObject {
     //TODO: maybe make this false? for performance overhead?
-    public static final boolean TRACK_OBJECT_ALLOCATIONS = System.getProperty("voxy.ensureTrackedObjectsAreFreed", "true").equals("true");
-    public static final boolean TRACK_OBJECT_ALLOCATION_STACKS = System.getProperty("voxy.trackObjectAllocationStacks", "true").equals("true");
+    public static final boolean TRACK_OBJECT_ALLOCATIONS = VoxyCommon.isVerificationFlagOn("ensureTrackedObjectsAreFreed");
+    public static final boolean TRACK_OBJECT_ALLOCATION_STACKS = VoxyCommon.isVerificationFlagOn("trackObjectAllocationStacks");
 
     private final Ref ref;
     protected TrackedObject() {
diff --git a/src/main/java/me/cortex/voxy/common/world/SaveLoadSystem.java b/src/main/java/me/cortex/voxy/common/world/SaveLoadSystem.java
index 31eefa64..7de164cd 100644
--- a/src/main/java/me/cortex/voxy/common/world/SaveLoadSystem.java
+++ b/src/main/java/me/cortex/voxy/common/world/SaveLoadSystem.java
@@ -6,6 +6,7 @@ import it.unimi.dsi.fastutil.longs.LongArrayList;
 import me.cortex.voxy.common.util.MemoryBuffer;
 import me.cortex.voxy.common.util.UnsafeUtil;
 import me.cortex.voxy.common.world.other.Mapper;
+import me.cortex.voxy.commonImpl.VoxyCommon;
 import org.lwjgl.system.MemoryUtil;
 
 import java.nio.ByteBuffer;
@@ -13,7 +14,8 @@ import java.nio.ByteBuffer;
 import static org.lwjgl.util.zstd.Zstd.*;
 
 public class SaveLoadSystem {
-    public static final boolean VERIFY_HASH_ON_LOAD = System.getProperty("voxy.verifySectionOnLoad", "true").equals("true");
+    public static final boolean VERIFY_HASH_ON_LOAD  = VoxyCommon.isVerificationFlagOn("verifySectionHash");
+    public static final boolean VERIFY_MEMORY_ACCESS = VoxyCommon.isVerificationFlagOn("verifyMemoryAccess");
     public static final int BIGGEST_SERIALIZED_SECTION_SIZE = 32 * 32 * 32 * 8 * 2 + 8;
 
     public static int lin2z(int i) {//y,z,x
@@ -86,12 +88,15 @@ public class SaveLoadSystem {
 
     public static boolean deserialize(WorldSection section, MemoryBuffer data) {
         long ptr = data.address;
-        long key = MemoryUtil.memGetLong(ptr); ptr += 8;
+        long key = MemoryUtil.memGetLong(ptr); ptr += 8; if (VERIFY_MEMORY_ACCESS && data.size<=(ptr-data.address)) throw new IllegalStateException("Memory access OOB");
 
-        long metadata = MemoryUtil.memGetLong(ptr); ptr += 8;
+        long metadata = MemoryUtil.memGetLong(ptr); ptr += 8; if (VERIFY_MEMORY_ACCESS && data.size<=(ptr-data.address)) throw new IllegalStateException("Memory access OOB");
         section.nonEmptyChildren = (byte) (metadata&0xFF);
 
-        int lutLen = MemoryUtil.memGetInt(ptr); ptr += 4;
+        int lutLen = MemoryUtil.memGetInt(ptr); ptr += 4; if (VERIFY_MEMORY_ACCESS && data.size<=(ptr-data.address)) throw new IllegalStateException("Memory access OOB");
+        if (lutLen > 32*32*32) {
+            throw new IllegalStateException("lutLen impossibly large, max size should be 32768 but got size " + lutLen);
+        }
         long[] lut = new long[lutLen];
         long hash = 0;
         if (VERIFY_HASH_ON_LOAD) {
@@ -99,7 +104,7 @@ public class SaveLoadSystem {
             hash ^= metadata; hash *= 1242629872171L;
         }
         for (int i = 0; i < lutLen; i++) {
-            lut[i] = MemoryUtil.memGetLong(ptr); ptr += 8;
+            lut[i] = MemoryUtil.memGetLong(ptr); ptr += 8; if (VERIFY_MEMORY_ACCESS && data.size<=(ptr-data.address)) throw new IllegalStateException("Memory access OOB");
             if (VERIFY_HASH_ON_LOAD) {
                 hash *= 1230987149811L;
                 hash += 12831;
@@ -115,7 +120,7 @@ public class SaveLoadSystem {
 
         int nonEmptyBlockCount = 0;
         for (int i = 0; i < section.data.length; i++) {
-            long state = lut[MemoryUtil.memGetShort(ptr)]; ptr += 2;
+            long state = lut[MemoryUtil.memGetShort(ptr)]; ptr += 2; if (VERIFY_MEMORY_ACCESS && data.size<=(ptr-data.address)) throw new IllegalStateException("Memory access OOB");
             nonEmptyBlockCount += Mapper.isAir(state)?0:1;
             section.data[z2lin(i)] = state;
         }
@@ -131,7 +136,7 @@ public class SaveLoadSystem {
             }
             hash ^= pHash;
 
-            long expectedHash = MemoryUtil.memGetLong(ptr); ptr += 8;
+            long expectedHash = MemoryUtil.memGetLong(ptr); ptr += 8; if (VERIFY_MEMORY_ACCESS && data.size<(ptr-data.address)) throw new IllegalStateException("Memory access OOB");
             if (expectedHash != hash) {
                 //throw new IllegalStateException("Hash mismatch got: " + hash + " expected: " + expectedHash);
                 System.err.println("Hash mismatch got: " + hash + " expected: " + expectedHash + " removing region");
diff --git a/src/main/java/me/cortex/voxy/common/world/WorldSection.java b/src/main/java/me/cortex/voxy/common/world/WorldSection.java
index b72694b2..cf6a0af4 100644
--- a/src/main/java/me/cortex/voxy/common/world/WorldSection.java
+++ b/src/main/java/me/cortex/voxy/common/world/WorldSection.java
@@ -2,6 +2,7 @@ package me.cortex.voxy.common.world;
 
 
 import me.cortex.voxy.client.Voxy;
+import me.cortex.voxy.commonImpl.VoxyCommon;
 import net.minecraft.util.Pair;
 
 import java.lang.invoke.MethodHandles;
@@ -14,7 +15,7 @@ import java.util.concurrent.atomic.AtomicBoolean;
 //Represents a loaded world section at a specific detail level
 // holds a 32x32x32 region of detail
 public final class WorldSection {
-    public static final boolean VERIFY_WORLD_SECTION_EXECUTION = System.getProperty("voxy.verifyWorldSectionExecution", "true").equals("true");
+    public static final boolean VERIFY_WORLD_SECTION_EXECUTION = VoxyCommon.isVerificationFlagOn("verifyWorldSectionExecution");
 
 
     private static final VarHandle ATOMIC_STATE_HANDLE;
diff --git a/src/main/java/me/cortex/voxy/commonImpl/VoxyCommon.java b/src/main/java/me/cortex/voxy/commonImpl/VoxyCommon.java
index 533f0784..7312e2bd 100644
--- a/src/main/java/me/cortex/voxy/commonImpl/VoxyCommon.java
+++ b/src/main/java/me/cortex/voxy/commonImpl/VoxyCommon.java
@@ -1,10 +1,8 @@
 package me.cortex.voxy.commonImpl;
 
 import me.cortex.voxy.common.config.Serialization;
-import me.cortex.voxy.common.thread.ServiceThreadPool;
 import net.fabricmc.api.EnvType;
 import net.fabricmc.api.ModInitializer;
-import net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents;
 import net.fabricmc.loader.api.FabricLoader;
 import net.fabricmc.loader.api.ModContainer;
 
@@ -34,4 +32,11 @@ public class VoxyCommon implements ModInitializer {
     public static void breakpoint() {
         int breakpoint = 0;
     }
+
+
+    //This is hardcoded like this because people do not understand what they are doing
+    private static final boolean GlobalVerificationDisableOverride = false;//System.getProperty("voxy.verificationDisableOverride", "false").equals("true");
+    public static boolean isVerificationFlagOn(String name) {
+        return (!GlobalVerificationDisableOverride) && System.getProperty("voxy."+name, "true").equals("true");
+    }
 }
diff --git a/src/main/resources/assets/voxy/shaders/lod/hierarchical/traversal_dev.comp b/src/main/resources/assets/voxy/shaders/lod/hierarchical/traversal_dev.comp
index a1f68274..77f67305 100644
--- a/src/main/resources/assets/voxy/shaders/lod/hierarchical/traversal_dev.comp
+++ b/src/main/resources/assets/voxy/shaders/lod/hierarchical/traversal_dev.comp
@@ -8,7 +8,7 @@ layout(local_size_x=LOCAL_SIZE) in;//, local_size_y=1
 
 void main() {
     uint node = getCurrentNode();
-    if (node != SENTINAL_OUT_OF_BOUNDS) {
+    if (node != SENTINAL_OUT_OF_BOUNDS && queueIdx != 4) {
         printf("GID:%d, NODE %d, %d, AA, %d, %d, %d, %d", gl_GlobalInvocationID.x, node, queueIdx, nodeQueueMetadata[queueIdx].x, nodeQueueMetadata[queueIdx].y, nodeQueueMetadata[queueIdx].z, nodeQueueMetadata[queueIdx].w);
         pushNodesInit(1);
         pushNode(node);