diff --git a/src/api/java/gregtechmod/api/interfaces/IDigitalChest.java b/src/api/java/gregtechmod/api/interfaces/IDigitalChest.java
deleted file mode 100644
index 3c3fb6b0e..000000000
--- a/src/api/java/gregtechmod/api/interfaces/IDigitalChest.java
+++ /dev/null
@@ -1,29 +0,0 @@
-package gregtechmod.api.interfaces;
-
-import net.minecraft.item.ItemStack;
-
-/**
- * You are allowed to include this File in your Download, as i will not change it.
- */
-public interface IDigitalChest extends IHasWorldObjectAndCoords {
-	/**
-	 * Is this even a TileEntity of a Digital Chest?
-	 * I need things like this Function for MetaTileEntities, you MUST check this!!!
-	 * Do not assume that it's a Digital Chest or similar Device, when it just implements this Interface.
-	 */
-	public boolean isDigitalChest();
-	/**
-	 * Gives an Array of Stacks with Size (of all the Data-stored Items) of the correspondent Item kinds (regular QChests have only one)
-	 * Does NOT include the 64 "ready" Items inside the Slots, and neither the 128 Items in the overflow Buffer.
-	 */
-	public ItemStack[] getStoredItemData();
-	/**
-	 * A generic Interface for just setting the amount of contained Items
-	 */
-	public void setItemCount(int aCount);
-	
-	/**
-	 * Gets the maximum Item count for this QChest alike Storage. This applies to the Data-Storage, not for the up to 192 buffered Items!
-	 */
-	public int getMaxItemCount();
-}
\ No newline at end of file
diff --git a/src/api/java/gregtechmod/api/interfaces/IHasWorldObjectAndCoords.java b/src/api/java/gregtechmod/api/interfaces/IHasWorldObjectAndCoords.java
deleted file mode 100644
index f932507e8..000000000
--- a/src/api/java/gregtechmod/api/interfaces/IHasWorldObjectAndCoords.java
+++ /dev/null
@@ -1,75 +0,0 @@
-package gregtechmod.api.interfaces;
-
-import net.minecraft.entity.player.EntityPlayer;
-import net.minecraft.inventory.IInventory;
-import net.minecraft.nbt.NBTTagCompound;
-import net.minecraft.tileentity.TileEntity;
-import net.minecraft.world.World;
-import net.minecraft.world.biome.BiomeGenBase;
-
-/**
- * This is a bunch of Functions my TileEntities provide, to make life much easier, and to get rid of internal TileEntity stuff.
- */
-public interface IHasWorldObjectAndCoords {
-	public World getWorld();
-	public int getXCoord();
-	public int getYCoord();
-	public int getZCoord();
-	
-	public boolean isServerSide();
-    public boolean isClientSide();
-    
-    public int getRandomNumber(int aRange);
-    
-	public TileEntity getTileEntity(int aX, int aY, int aZ);
-    public TileEntity getTileEntityOffset(int aX, int aY, int aZ);
-	public TileEntity getTileEntityAtSide(byte aSide);
-	public TileEntity getTileEntityAtSideAndDistance(byte aSide, int aDistance);
-	
-	public IInventory getIInventory(int aX, int aY, int aZ);
-    public IInventory getIInventoryOffset(int aX, int aY, int aZ);
-	public IInventory getIInventoryAtSide(byte aSide);
-	public IInventory getIInventoryAtSideAndDistance(byte aSide, int aDistance);
-	
-    public short getBlockID(int aX, int aY, int aZ);
-    public short getBlockIDOffset(int aX, int aY, int aZ);
-    public short getBlockIDAtSide(byte aSide);
-    public short getBlockIDAtSideAndDistance(byte aSide, int aDistance);
-    
-	public byte getMetaID(int aX, int aY, int aZ);
-    public byte getMetaIDOffset(int aX, int aY, int aZ);
-    public byte getMetaIDAtSide(byte aSide);
-    public byte getMetaIDAtSideAndDistance(byte aSide, int aDistance);
-    
-	public byte getLightLevel(int aX, int aY, int aZ);
-    public byte getLightLevelOffset(int aX, int aY, int aZ);
-    public byte getLightLevelAtSide(byte aSide);
-    public byte getLightLevelAtSideAndDistance(byte aSide, int aDistance);
-    
-	public boolean getSky(int aX, int aY, int aZ);
-    public boolean getSkyOffset(int aX, int aY, int aZ);
-    public boolean getSkyAtSide(byte aSide);
-    public boolean getSkyAtSideAndDistance(byte aSide, int aDistance);
-    
-    public BiomeGenBase getBiome(int aX, int aZ);
-
-    /**
-     * Function of the regular TileEntity
-     */
-    public void writeToNBT(NBTTagCompound aNBT);
-    
-    /**
-     * Function of the regular TileEntity
-     */
-    public void readFromNBT(NBTTagCompound aNBT);
-    
-    /**
-     * Function of the regular TileEntity
-     */
-    public boolean isInvalid();
-    
-	/**
-	 * Opens GUI-ID of any Mod
-	 */
-	public void openGUI(EntityPlayer aPlayer, int aID, Object aMod);
-}
\ No newline at end of file