diff --git a/Source/ASDisplayNode.mm b/Source/ASDisplayNode.mm
index b96a77477..09f112102 100644
--- a/Source/ASDisplayNode.mm
+++ b/Source/ASDisplayNode.mm
@@ -255,9 +255,16 @@ + (void)initialize
 }
 
 #if !AS_INITIALIZE_FRAMEWORK_MANUALLY
-__attribute__((constructor)) static void ASLoadFrameworkInitializer(void)
+__attribute__((constructor)) static void ASLoadFrameworkInitializerOnConstructor(void)
 {
-  ASInitializeFrameworkMainThread();
+  ASInitializeFrameworkMainThreadOnConstructor();
+}
+#endif
+
+#if !AS_INITIALIZE_FRAMEWORK_MANUALLY
+__attribute__((destructor)) static void ASLoadFrameworkInitializerOnDestructor(void)
+{
+  ASInitializeFrameworkMainThreadOnDestructor();
 }
 #endif
 
diff --git a/Source/Details/_ASDisplayLayer.mm b/Source/Details/_ASDisplayLayer.mm
index 4e8569d15..e7f7a9a15 100644
--- a/Source/Details/_ASDisplayLayer.mm
+++ b/Source/Details/_ASDisplayLayer.mm
@@ -13,6 +13,7 @@
 #import <AsyncDisplayKit/ASAssert.h>
 #import <AsyncDisplayKit/ASDisplayNode.h>
 #import <AsyncDisplayKit/ASDisplayNodeInternal.h>
+#import <AsyncDisplayKit/ASInternalHelpers.h>
 
 @implementation _ASDisplayLayer
 {
@@ -125,6 +126,8 @@ + (id)defaultValueForKey:(NSString *)key
     return @YES;
   } else if ([key isEqualToString:@"opaque"]) {
     return @YES;
+  } else if ([key isEqualToString:@"contentsScale"]) {
+    return @(ASScreenScale());
   } else {
     return [super defaultValueForKey:key];
   }
diff --git a/Source/Private/ASInternalHelpers.h b/Source/Private/ASInternalHelpers.h
index 29fa26897..ed1c55218 100644
--- a/Source/Private/ASInternalHelpers.h
+++ b/Source/Private/ASInternalHelpers.h
@@ -17,7 +17,8 @@
 
 NS_ASSUME_NONNULL_BEGIN
 
-ASDK_EXTERN void ASInitializeFrameworkMainThread(void);
+ASDK_EXTERN void ASInitializeFrameworkMainThreadOnConstructor(void);
+ASDK_EXTERN void ASInitializeFrameworkMainThreadOnDestructor(void);
 
 ASDK_EXTERN BOOL ASDefaultAllowsGroupOpacity(void);
 ASDK_EXTERN BOOL ASDefaultAllowsEdgeAntialiasing(void);
diff --git a/Source/Private/ASInternalHelpers.mm b/Source/Private/ASInternalHelpers.mm
index 4d6e1fde8..c815abd5b 100644
--- a/Source/Private/ASInternalHelpers.mm
+++ b/Source/Private/ASInternalHelpers.mm
@@ -61,7 +61,19 @@ void _ASInitializeSignpostObservers(void)
 }
 #endif  // AS_SIGNPOST_ENABLE
 
-void ASInitializeFrameworkMainThread(void)
+void ASInitializeFrameworkMainThreadOnConstructor(void)
+{
+  static dispatch_once_t onceToken;
+  dispatch_once(&onceToken, ^{
+    ASDisplayNodeCAssertMainThread();
+    ASNotifyInitialized();
+#if AS_SIGNPOST_ENABLE
+    _ASInitializeSignpostObservers();
+#endif
+  });
+}
+
+void ASInitializeFrameworkMainThreadOnDestructor(void)
 {
   static dispatch_once_t onceToken;
   dispatch_once(&onceToken, ^{
@@ -74,10 +86,6 @@ void ASInitializeFrameworkMainThread(void)
       allowsGroupOpacityFromUIKitOrNil = @(layer.allowsGroupOpacity);
       allowsEdgeAntialiasingFromUIKitOrNil = @(layer.allowsEdgeAntialiasing);
     }
-    ASNotifyInitialized();
-#if AS_SIGNPOST_ENABLE
-    _ASInitializeSignpostObservers();
-#endif
   });
 }
 
diff --git a/Tests/ASBridgedPropertiesTests.mm b/Tests/ASBridgedPropertiesTests.mm
index 1034cc3a7..8880ac1c8 100644
--- a/Tests/ASBridgedPropertiesTests.mm
+++ b/Tests/ASBridgedPropertiesTests.mm
@@ -152,14 +152,8 @@ - (void)testThatSettingTintColorSetNeedsDisplayOnView
   ASDisplayNode *node = [[ASDisplayNode alloc] initWithViewClass:ASBridgedPropertiesTestView.class];
   ASBridgedPropertiesTestView *view = (ASBridgedPropertiesTestView *)node.view;
   NSUInteger initialSetNeedsDisplayCount = view.setNeedsDisplayCount;
-#if AS_AT_LEAST_IOS13
-  // This is called an extra time on iOS13 for unknown reasons. Need to Investigate.
-  if (@available(iOS 13.0, *)) {
-    XCTAssertEqual(initialSetNeedsDisplayCount, 2);
-  } else {
-    XCTAssertEqual(initialSetNeedsDisplayCount, 1);
-  }
-#endif
+
+  XCTAssertEqual(initialSetNeedsDisplayCount, 1);
 
   ASDispatchSyncOnOtherThread(^{
     node.tintColor = UIColor.orangeColor;
diff --git a/Tests/ASDisplayNodeTests.mm b/Tests/ASDisplayNodeTests.mm
index edf622c71..f4287486e 100644
--- a/Tests/ASDisplayNodeTests.mm
+++ b/Tests/ASDisplayNodeTests.mm
@@ -472,7 +472,7 @@ - (void)checkValuesMatchDefaults:(ASDisplayNode *)node isLayerBacked:(BOOL)isLay
   XCTAssertTrue(CGRectEqualToRect(CGRectZero, node.frame), @"default frame broken %@", hasLoadedView);
   XCTAssertTrue(CGPointEqualToPoint(CGPointZero, node.position), @"default position broken %@", hasLoadedView);
   XCTAssertEqual((CGFloat)0.0, node.zPosition, @"default zPosition broken %@", hasLoadedView);
-  XCTAssertEqual(node.isNodeLoaded && !isLayerBacked ? 2.0f : 1.0f, node.contentsScale, @"default contentsScale broken %@", hasLoadedView);
+  XCTAssertEqual(node.isNodeLoaded && isLayerBacked ? 2.0f : 1.0f, node.contentsScale, @"default contentsScale broken %@", hasLoadedView);
   XCTAssertEqual([UIScreen mainScreen].scale, node.contentsScaleForDisplay, @"default contentsScaleForDisplay broken %@", hasLoadedView);
   XCTAssertTrue(CATransform3DEqualToTransform(CATransform3DIdentity, node.transform), @"default transform broken %@", hasLoadedView);
   XCTAssertTrue(CATransform3DEqualToTransform(CATransform3DIdentity, node.subnodeTransform), @"default subnodeTransform broken %@", hasLoadedView);