diff --git a/source/world/item/DoorItem.cpp b/source/world/item/DoorItem.cpp
index 91055959..739389c1 100644
--- a/source/world/item/DoorItem.cpp
+++ b/source/world/item/DoorItem.cpp
@@ -64,8 +64,10 @@ bool DoorItem::useOn(ItemInstance* inst, Player* player, Level* level, int x, in
 		faceDir = 4 + ((faceDir - 1) & 3);
 
 	// congratulations! You can now have a door.
+	level->field_30 = true;
 	level->setTile(x, y + 1, z, pTile->m_ID);
 	level->setData(x, y + 1, z, faceDir);
+	level->field_30 = false;
 	level->setTile(x, y + 2, z, pTile->m_ID);
 	level->setData(x, y + 2, z, faceDir + 8);
 	inst->m_amount--;
diff --git a/source/world/tile/DoorTile.cpp b/source/world/tile/DoorTile.cpp
index a14b7eaa..3a7f5dfb 100644
--- a/source/world/tile/DoorTile.cpp
+++ b/source/world/tile/DoorTile.cpp
@@ -240,6 +240,11 @@ void DoorTile::neighborChanged(Level* level, int x, int y, int z, int newTile)
 		if (level->hasNeighborSignal(x, y, z) || level->hasNeighborSignal(x, y + 1, z))
 			bOpen = true;
 
+		// NOTE: If you're wondering why placing redstone next to a door in the formation
+		// where two doors are side by side, facing each other (handle in the middle), opens
+		// the right door, that's because there's only four bits in the state, and the bits
+		// are all used (bit 3 is "top", bit 2 is "open", bits 1 and 0 are direction)
+		// Oh well...
 		setOpen(level, x, y, z, bOpen);
 	}
 }
diff --git a/source/world/tile/PressurePlateTile.cpp b/source/world/tile/PressurePlateTile.cpp
index 39eb82a6..70608b3e 100644
--- a/source/world/tile/PressurePlateTile.cpp
+++ b/source/world/tile/PressurePlateTile.cpp
@@ -60,16 +60,15 @@ void PressurePlateTile::updateShape(LevelSource* level, int x, int y, int z)
 		setShape(0.0625f, 0.0f, 0.0625f, 0.9375f, 0.0625f, 0.9375f);
 }
 
-void PressurePlateTile::destroy(Level* level, int x, int y, int z, int pdir)
+void PressurePlateTile::destroy(Level* level, int x, int y, int z, int data)
 {
-	int data = level->getData(x, y, z);
 	if (data > 0)
 	{
 		level->updateNeighborsAt(x, y, z, m_ID);
 		level->updateNeighborsAt(x, y - 1, z, m_ID);
 	}
 
-	Tile::destroy(level, x, y, z, pdir);
+	Tile::destroy(level, x, y, z, data);
 }
 
 int PressurePlateTile::getSignal(LevelSource* level, int x, int y, int z, int dir)