set idle power usage of expanded interface to a power of four

src/main/java/appeng/helpers/DualityInterface.java

@@ -621,6 +621,8 @@ public class DualityInterface implements IGridTickable, IStorageMonitorable, IIn
 			BlockPos blockPos = this.getLocation().getPos();
 			Platform.spawnDrops( world, blockPos, dropList );
 		}
+
+		this.gridProxy.setIdlePowerUsage( Math.pow( 4, ( this.getInstalledUpgrades( Upgrades.PATTERN_EXPANSION ) ) ) );
 	}
 
 	@Override

src/main/java/appeng/me/cluster/implementations/CraftingCPUCluster.java

@@ -680,11 +680,6 @@ public final class CraftingCPUCluster implements IAECluster, ICraftingCPU
 								}
 							}
 
-							if (m instanceof DualityInterface )
-							{
-								sum *= ( Math.pow( 4, ( (DualityInterface) m ).getInstalledUpgrades( Upgrades.PATTERN_EXPANSION ) ) );
-							}
-
 							// power...
 							if( eg.extractAEPower( sum, Actionable.MODULATE, PowerMultiplier.CONFIG ) < sum - 0.01 )
 							{

src/main/java/appeng/tile/misc/TileInterface.java

@@ -164,6 +164,7 @@ public class TileInterface extends AENetworkInvTile implements IGridTickable, II
 
 		super.onReady();
 		this.duality.initialize();
+		this.getProxy().setIdlePowerUsage( Math.pow( 4, ( this.getInstalledUpgrades( Upgrades.PATTERN_EXPANSION ) ) ) );
 	}
 
 	@Override