diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 58f0d0b..f80c4b7 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -59,6 +59,8 @@ release:
   image: registry.gitlab.com/gitlab-org/release-cli:latest
   rules:
     - if: $CI_COMMIT_TAG
+  before_script:
+    - apk add git
   script:
     - echo "Creating a new release for tag $CI_COMMIT_TAG."
     - |
diff --git a/build.sbt b/build.sbt
index b79ac9a..a6bc077 100644
--- a/build.sbt
+++ b/build.sbt
@@ -1,5 +1,5 @@
 name := "ocelot-desktop"
-version := "1.9.0"
+version := "1.9.1"
 scalaVersion := "2.13.10"
 
 lazy val root = project.in(file("."))
diff --git a/src/main/scala/ocelot/desktop/inventory/SyncedInventory.scala b/src/main/scala/ocelot/desktop/inventory/SyncedInventory.scala
index 824210e..c6f54f7 100644
--- a/src/main/scala/ocelot/desktop/inventory/SyncedInventory.scala
+++ b/src/main/scala/ocelot/desktop/inventory/SyncedInventory.scala
@@ -6,12 +6,11 @@ import ocelot.desktop.inventory.SyncedInventory.SlotStatus.SlotStatus
 import ocelot.desktop.inventory.SyncedInventory.SyncDirection.SyncDirection
 import ocelot.desktop.inventory.SyncedInventory._
 import ocelot.desktop.inventory.traits.ComponentItem
-import ocelot.desktop.ui.event.BrainEvent
-import ocelot.desktop.ui.widget.EventHandlers
+import ocelot.desktop.ui.event.{BrainEvent, Event, EventAware}
 import ocelot.desktop.util.Logging
 import ocelot.desktop.util.ReflectionUtils.findUnaryConstructor
 import totoro.ocelot.brain.entity.traits.{Entity, Environment, Inventory => BrainInventory}
-import totoro.ocelot.brain.event.{InventoryEntityAddedEvent, InventoryEntityRemovedEvent}
+import totoro.ocelot.brain.event.{InventoryEntityAddedEvent, InventoryEntityRemovedEvent, NodeEvent}
 import totoro.ocelot.brain.nbt.NBTTagCompound
 
 import scala.annotation.tailrec
@@ -28,7 +27,7 @@ import scala.annotation.tailrec
   * While synchronizing, relies on the convergence of changes, but guards against stack overflows
   * by limiting the recursion depth.
   */
-trait SyncedInventory extends PersistedInventory with Logging {
+trait SyncedInventory extends EventAware with PersistedInventory with Logging {
   override type I <: Item with ComponentItem
 
   // to avoid synchronization while we're loading stuff
@@ -38,8 +37,6 @@ trait SyncedInventory extends PersistedInventory with Logging {
   private var syncFuel: Int = _
   refuel()
 
-  protected def eventHandlers: EventHandlers
-
   /**
     * The backing [[BrainInventory brain Inventory]].
     */
@@ -78,7 +75,7 @@ trait SyncedInventory extends PersistedInventory with Logging {
       case None =>
         throw ItemLoadException(
           s"an item class ${itemClass.getName} cannot be instantiated " +
-            s"with $entity (class ${entity.getClass.getName})",
+            s"with $entity (class ${entity.getClass.getName})"
         )
     }
   }
@@ -91,6 +88,10 @@ trait SyncedInventory extends PersistedInventory with Logging {
     slotNbt.setString(SlotEntityAddressTag, item.component.node.address)
   }
 
+  override def shouldReceiveEventsFor(address: String): Boolean =
+    super.shouldReceiveEventsFor(address) ||
+      inventoryIterator.flatMap(_.get).exists(_.shouldReceiveEventsFor(address))
+
   eventHandlers += {
     case BrainEvent(InventoryEntityAddedEvent(slot, _)) if slot.inventory.owner eq brainInventory =>
       sync(slot.index, SyncDirection.BrainToDesktop)
@@ -99,6 +100,17 @@ trait SyncedInventory extends PersistedInventory with Logging {
       sync(slot.index, SyncDirection.BrainToDesktop)
   }
 
+  override def handleEvent(event: Event): Unit = {
+    super.handleEvent(event)
+
+    for (slot <- inventoryIterator; item <- slot.get) {
+      event match {
+        case n: NodeEvent if !item.shouldReceiveEventsFor(n.address) => // ignore
+        case _ => item.handleEvent(event)
+      }
+    }
+  }
+
   override def onItemAdded(slot: Slot): Unit = {
     if (!isLoading) {
       sync(slot.index, SyncDirection.DesktopToBrain)
@@ -112,7 +124,9 @@ trait SyncedInventory extends PersistedInventory with Logging {
   }
 
   def syncSlots(direction: SyncDirection = SyncDirection.Reconcile): Unit = {
-    val occupiedSlots = inventoryIterator.map(_.index).toSet
+    val occupiedSlots = inventoryIterator
+      .map(_.index)
+      .toSet
       .union(brainInventory.inventory.iterator.map(_.index).toSet)
 
     for (slotIndex <- occupiedSlots)
@@ -124,8 +138,7 @@ trait SyncedInventory extends PersistedInventory with Logging {
 
     try {
       doSync(slotIndex, direction)
-    }
-    finally {
+    } finally {
       if (initialSync)
         refuel()
     }
@@ -141,29 +154,28 @@ trait SyncedInventory extends PersistedInventory with Logging {
 
     if (syncFuel < 0) {
       // ignore: the limit has already been reached
-    }
-    else if (syncFuel == 0) {
+    } else if (syncFuel == 0) {
       logger.error(
         s"Got trapped in an infinite loop while trying to synchronize the slot $slotIndex " +
-          s"in $this (class ${this.getClass.getName})!",
+          s"in $this (class ${this.getClass.getName})!"
       )
       logger.error(
         "The item in the slot: " +
-          Slot(slotIndex).get.map(item => s"$item (class ${item.getClass.getName})").getOrElse("<empty>"),
+          Slot(slotIndex).get.map(item => s"$item (class ${item.getClass.getName})").getOrElse("<empty>")
       )
       logger.error(
         "The entity if the slot: " +
-          brainInventory.inventory(slotIndex)
+          brainInventory
+            .inventory(slotIndex)
             .get
             .map(entity => s"$entity (class ${entity.getClass.getName})")
-            .getOrElse("<empty>"),
+            .getOrElse("<empty>")
       )
 
       logger.error("Breaking the loop forcefully by removing the items.")
       Slot(slotIndex).remove()
       brainInventory.inventory(slotIndex).remove()
-    }
-    else {
+    } else {
       direction match {
         case _ if checkSlotStatus(slotIndex) == SlotStatus.Synchronized =>
 
@@ -175,57 +187,59 @@ trait SyncedInventory extends PersistedInventory with Logging {
 
         case SyncDirection.BrainToDesktop =>
           val item = brainInventory.inventory(slotIndex).get match {
-            case Some(entity) => Items.recover(entity) match {
-              case Some(item) => Some(item.asInstanceOf[I])
+            case Some(entity) =>
+              Items.recover(entity) match {
+                case Some(item) => Some(item.asInstanceOf[I])
 
-              case None =>
-                logger.error(
-                  s"An entity ($entity class ${entity.getClass.getName}) was inserted into a slot " +
-                    s"(index: $slotIndex) of a brain inventory $brainInventory, " +
-                    s"but we were unable to recover an Item from it.",
-                )
-                logger.error(
-                  s"A Desktop inventory $this (class ${getClass.getName}) could not recover the item. Removing.",
-                )
-                logEntityLoss(slotIndex, entity)
+                case None =>
+                  logger.error(
+                    s"An entity ($entity class ${entity.getClass.getName}) was inserted into a slot " +
+                      s"(index: $slotIndex) of a brain inventory $brainInventory, " +
+                      s"but we were unable to recover an Item from it."
+                  )
+                  logger.error(
+                    s"A Desktop inventory $this (class ${getClass.getName}) could not recover the item. Removing."
+                  )
+                  logEntityLoss(slotIndex, entity)
 
-                None
-            }
+                  None
+              }
 
             case None => None
           }
 
           Slot(slotIndex).set(item)
 
-        case SyncDirection.Reconcile => checkSlotStatus(slotIndex) match {
-          case SlotStatus.Synchronized => // no-op
+        case SyncDirection.Reconcile =>
+          checkSlotStatus(slotIndex) match {
+            case SlotStatus.Synchronized => // no-op
 
-          // let's just grab whatever we have
-          case SlotStatus.DesktopNonEmpty => doSync(slotIndex, SyncDirection.DesktopToBrain)
-          case SlotStatus.BrainNonEmpty => doSync(slotIndex, SyncDirection.BrainToDesktop)
+            // let's just grab whatever we have
+            case SlotStatus.DesktopNonEmpty => doSync(slotIndex, SyncDirection.DesktopToBrain)
+            case SlotStatus.BrainNonEmpty => doSync(slotIndex, SyncDirection.BrainToDesktop)
 
-          case SlotStatus.Conflict =>
-            // so, the brain inventory and the Desktop inventory have conflicting views on what the slot contains
-            // we'll let Desktop win because it has more info
+            case SlotStatus.Conflict =>
+              // so, the brain inventory and the Desktop inventory have conflicting views on what the slot contains
+              // we'll let Desktop win because it has more info
 
-            (brainInventory.inventory(slotIndex).get, Slot(slotIndex).get) match {
-              case (Some(entity), Some(item)) =>
-                logger.error(
-                  s"Encountered an inventory conflict for slot $slotIndex! " +
-                    s"The Desktop inventory believes the slot contains $item (class ${item.getClass.getName}), " +
-                    s"but the brain inventory believes the slot contains $entity (class ${entity.getClass.getName}).",
-                )
-                logger.error("Resolving the conflict in favor of Ocelot Desktop.")
+              (brainInventory.inventory(slotIndex).get, Slot(slotIndex).get) match {
+                case (Some(entity), Some(item)) =>
+                  logger.error(
+                    s"Encountered an inventory conflict for slot $slotIndex! " +
+                      s"The Desktop inventory believes the slot contains $item (class ${item.getClass.getName}), " +
+                      s"but the brain inventory believes the slot contains $entity (class ${entity.getClass.getName})."
+                  )
+                  logger.error("Resolving the conflict in favor of Ocelot Desktop.")
 
-              case _ =>
-                // this really should not happen... but alright, let's throw an exception at least
-                throw new IllegalStateException(
-                  "an inventory conflict was detected even though one of the slots is empty",
-                )
-            }
+                case _ =>
+                  // this really should not happen... but alright, let's throw an exception at least
+                  throw new IllegalStateException(
+                    "an inventory conflict was detected even though one of the slots is empty"
+                  )
+              }
 
-            doSync(slotIndex, SyncDirection.DesktopToBrain)
-        }
+              doSync(slotIndex, SyncDirection.DesktopToBrain)
+          }
       }
     }
   }
@@ -234,7 +248,7 @@ trait SyncedInventory extends PersistedInventory with Logging {
     logger.error(
       s"Encountered a data loss! " +
         s"In the brain inventory $brainInventory (class ${brainInventory.getClass.getName}), " +
-        s"the entity $entity (class ${entity.getClass.getName}) is deleted from the slot $slotIndex.",
+        s"the entity $entity (class ${entity.getClass.getName}) is deleted from the slot $slotIndex."
     )
   }
 
diff --git a/src/main/scala/ocelot/desktop/inventory/item/DiskDriveMountableItem.scala b/src/main/scala/ocelot/desktop/inventory/item/DiskDriveMountableItem.scala
index 8d41ba1..8ffabd0 100644
--- a/src/main/scala/ocelot/desktop/inventory/item/DiskDriveMountableItem.scala
+++ b/src/main/scala/ocelot/desktop/inventory/item/DiskDriveMountableItem.scala
@@ -28,7 +28,12 @@ object DiskDriveMountableItem {
 
     override def icon: IconSource = IconSource.DiskDriveMountable
 
-    override def build(): DiskDriveMountableItem = new DiskDriveMountableItem(new DiskDriveMountable())
+    override def build(): DiskDriveMountableItem = {
+      val item = new DiskDriveMountableItem(new DiskDriveMountable())
+      item.fillSlotsWithDefaultItems()
+
+      item
+    }
 
     override def recoverers: Iterable[ItemRecoverer[_, _]] = Some(ItemRecoverer(new DiskDriveMountableItem(_)))
   }
diff --git a/src/main/scala/ocelot/desktop/inventory/traits/ComponentItem.scala b/src/main/scala/ocelot/desktop/inventory/traits/ComponentItem.scala
index aaab5ec..228ea49 100644
--- a/src/main/scala/ocelot/desktop/inventory/traits/ComponentItem.scala
+++ b/src/main/scala/ocelot/desktop/inventory/traits/ComponentItem.scala
@@ -52,6 +52,9 @@ trait ComponentItem extends Item with PersistableItem {
     setWorkspace()
   }
 
+  override def shouldReceiveEventsFor(address: String): Boolean =
+    super.shouldReceiveEventsFor(address) || Option(component.node).exists(_.address == address)
+
   override def fillTooltip(tooltip: ItemTooltip): Unit = {
     super.fillTooltip(tooltip)
 
diff --git a/src/main/scala/ocelot/desktop/node/ComputerAwareNode.scala b/src/main/scala/ocelot/desktop/node/ComputerAwareNode.scala
index a8e6989..c70b3bc 100644
--- a/src/main/scala/ocelot/desktop/node/ComputerAwareNode.scala
+++ b/src/main/scala/ocelot/desktop/node/ComputerAwareNode.scala
@@ -4,6 +4,7 @@ import ocelot.desktop.OcelotDesktop
 import ocelot.desktop.audio._
 import ocelot.desktop.geometry.Vector2D
 import ocelot.desktop.graphics.Graphics
+import ocelot.desktop.inventory.SyncedInventory
 import ocelot.desktop.node.ComputerAwareNode.{ErrorMessageMoveSpeed, MaxErrorMessageDistance}
 import ocelot.desktop.ui.UiHandler
 import ocelot.desktop.ui.event.BrainEvent
@@ -17,10 +18,11 @@ import totoro.ocelot.brain.event._
 import scala.collection.mutable
 
 abstract class ComputerAwareNode(entity: Entity with Environment with WorkspaceAware)
-  extends SyncedInventoryEntityNode(entity)
-  with DiskActivityHandler
-  with ShiftClickNode
-{
+  extends EntityNode(entity)
+    with SyncedInventory
+    with DiskActivityHandler
+    with ShiftClickNode {
+
   private val messages = mutable.ArrayBuffer[(Float, ComputerErrorMessageLabel)]()
 
   protected def addErrorMessage(message: ComputerErrorMessageLabel): Unit = synchronized {
diff --git a/src/main/scala/ocelot/desktop/node/EntityNode.scala b/src/main/scala/ocelot/desktop/node/EntityNode.scala
index 0bcd848..d7a7768 100644
--- a/src/main/scala/ocelot/desktop/node/EntityNode.scala
+++ b/src/main/scala/ocelot/desktop/node/EntityNode.scala
@@ -49,7 +49,7 @@ abstract class EntityNode(val entity: Entity with Environment) extends Node {
   override def getNodeByPort(port: NodePort): network.Node = entity.node
 
   override def shouldReceiveEventsFor(address: String): Boolean =
-    entity.node != null && address == entity.node.address
+    super.shouldReceiveEventsFor(address) || entity.node != null && address == entity.node.address
 
   override def dispose(): Unit = {
     super.dispose()
diff --git a/src/main/scala/ocelot/desktop/node/Node.scala b/src/main/scala/ocelot/desktop/node/Node.scala
index 33f4cbb..f29c10a 100644
--- a/src/main/scala/ocelot/desktop/node/Node.scala
+++ b/src/main/scala/ocelot/desktop/node/Node.scala
@@ -124,8 +124,6 @@ abstract class Node extends Widget with DragHandler with ClickHandler with Hover
 
   def getNodeByPort(port: NodePort): network.Node = throw new IllegalArgumentException("this node has no ports")
 
-  def shouldReceiveEventsFor(address: String): Boolean = false
-
   def connections: Iterator[(NodePort, Node, NodePort)] = _connections.iterator
 
   def connect(portA: NodePort, node: Node, portB: NodePort): Unit = {
@@ -222,9 +220,13 @@ abstract class Node extends Widget with DragHandler with ClickHandler with Hover
 
     val desiredPos =
       if (Keyboard.isKeyDown(Keyboard.KEY_LCONTROL))
-        (pos - workspaceView.cameraOffset).snap(Size) +
-        workspaceView.cameraOffset -
-        grabPoint.snap(Size)
+        (pos - workspaceView.cameraOffset).snap(Size) + // snap the position to the grid relative to the origin
+        workspaceView.cameraOffset - // restore the camera offset
+        grabPoint.snap(Size) + // accounts for multi-block screens
+        Vector2D(
+          ((Size - width) % Size) / 2,
+          ((Size - height) % Size) / 2,
+        ) // if a node is not full-size, moves it to the center of the grid cell
       else
         pos - grabPoint
 
diff --git a/src/main/scala/ocelot/desktop/node/SyncedInventoryEntityNode.scala b/src/main/scala/ocelot/desktop/node/SyncedInventoryEntityNode.scala
deleted file mode 100644
index 488d485..0000000
--- a/src/main/scala/ocelot/desktop/node/SyncedInventoryEntityNode.scala
+++ /dev/null
@@ -1,26 +0,0 @@
-package ocelot.desktop.node
-
-import ocelot.desktop.inventory.SyncedInventory
-import ocelot.desktop.inventory.traits.ComponentItem
-import ocelot.desktop.ui.event.Event
-import totoro.ocelot.brain.entity.traits.{Entity, Environment}
-
-abstract class SyncedInventoryEntityNode(entity: Entity with Environment)
-  extends EntityNode(entity)
-    with SyncedInventory {
-
-  override def shouldReceiveEventsFor(address: String): Boolean =
-    super.shouldReceiveEventsFor(address) ||
-      inventoryIterator
-        .flatMap(_.get)
-        .collect { case item: ComponentItem => item }
-        .exists(_.component.node.address == address)
-
-  override def handleEvent(event: Event): Unit = {
-    super.handleEvent(event)
-
-    for (slot <- inventoryIterator; item <- slot.get) {
-      item.handleEvent(event)
-    }
-  }
-}
diff --git a/src/main/scala/ocelot/desktop/node/WindowedNode.scala b/src/main/scala/ocelot/desktop/node/WindowedNode.scala
index 8672035..d0155e2 100644
--- a/src/main/scala/ocelot/desktop/node/WindowedNode.scala
+++ b/src/main/scala/ocelot/desktop/node/WindowedNode.scala
@@ -1,9 +1,11 @@
 package ocelot.desktop.node
 
+import ocelot.desktop.ui.event.sources.KeyEvents
 import ocelot.desktop.ui.event.{ClickEvent, MouseEvent}
 import ocelot.desktop.ui.widget.window.{Window, Windowed}
+import org.lwjgl.input.Keyboard
 
-trait WindowedNode[T <: Window] extends Node with Windowed[T]{
+trait WindowedNode[T <: Window] extends Node with Windowed[T] {
   override def dispose(): Unit = {
     closeAndDisposeWindowIfCreated()
 
@@ -21,7 +23,8 @@ trait WindowedNode[T <: Window] extends Node with Windowed[T]{
     super.onClick(event)
 
     event match {
-      case ClickEvent(MouseEvent.Button.Left, _) =>
+      // FIXME: this. is. ugly. do proper modifier tracking.
+      case ClickEvent(MouseEvent.Button.Left, _) if !KeyEvents.isDown(Keyboard.KEY_LSHIFT) =>
         if (hasWindowCreated && window.isOpen)
           window.close()
         else
diff --git a/src/main/scala/ocelot/desktop/node/nodes/DiskDriveNode.scala b/src/main/scala/ocelot/desktop/node/nodes/DiskDriveNode.scala
index e300906..25c94ab 100644
--- a/src/main/scala/ocelot/desktop/node/nodes/DiskDriveNode.scala
+++ b/src/main/scala/ocelot/desktop/node/nodes/DiskDriveNode.scala
@@ -2,8 +2,9 @@ package ocelot.desktop.node.nodes
 
 import ocelot.desktop.geometry.Rect2D
 import ocelot.desktop.graphics.Graphics
+import ocelot.desktop.inventory.SyncedInventory
 import ocelot.desktop.node.Node.{HighlightThickness, NoHighlightSize}
-import ocelot.desktop.node.{LabeledEntityNode, ShiftClickNode, SyncedInventoryEntityNode, WindowedNode}
+import ocelot.desktop.node.{EntityNode, LabeledEntityNode, ShiftClickNode, WindowedNode}
 import ocelot.desktop.ui.event.ClickEvent
 import ocelot.desktop.ui.event.handlers.DiskActivityHandler
 import ocelot.desktop.ui.widget.contextmenu.ContextMenu
@@ -12,13 +13,14 @@ import ocelot.desktop.windows.DiskDriveWindow
 import totoro.ocelot.brain.entity.FloppyDiskDrive
 
 class DiskDriveNode(entity: FloppyDiskDrive)
-  extends SyncedInventoryEntityNode(entity)
-  with LabeledEntityNode
-  with DiskDriveAware
-  with DiskActivityHandler
-  with ShiftClickNode
-  with WindowedNode[DiskDriveWindow]
-{
+  extends EntityNode(entity)
+    with SyncedInventory
+    with LabeledEntityNode
+    with DiskDriveAware
+    with DiskActivityHandler
+    with ShiftClickNode
+    with WindowedNode[DiskDriveWindow] {
+
   override def icon: String = "nodes/disk-drive/Default"
 
   override def setupContextMenu(menu: ContextMenu, event: ClickEvent): Unit = {
@@ -40,9 +42,9 @@ class DiskDriveNode(entity: FloppyDiskDrive)
         position.x + HighlightThickness,
         position.y + HighlightThickness,
         NoHighlightSize,
-        NoHighlightSize
+        NoHighlightSize,
       ),
-      "nodes/disk-drive/"
+      "nodes/disk-drive/",
     )
   }
 
@@ -54,7 +56,7 @@ class DiskDriveNode(entity: FloppyDiskDrive)
 
   override protected def onShiftClick(event: ClickEvent): Unit = {
     if (isFloppyItemPresent)
-     eject()
+      eject()
   }
 
   override protected def hoveredShiftStatusBarText: String = "Eject floppy"
diff --git a/src/main/scala/ocelot/desktop/ui/event/EventAware.scala b/src/main/scala/ocelot/desktop/ui/event/EventAware.scala
index 8ba889b..3459153 100644
--- a/src/main/scala/ocelot/desktop/ui/event/EventAware.scala
+++ b/src/main/scala/ocelot/desktop/ui/event/EventAware.scala
@@ -5,6 +5,8 @@ import ocelot.desktop.ui.widget.EventHandlers
 trait EventAware {
   protected val eventHandlers = new EventHandlers
 
+  def shouldReceiveEventsFor(address: String): Boolean = false
+
   def handleEvent(event: Event): Unit = {
     eventHandlers(event)
   }
diff --git a/src/main/scala/ocelot/desktop/util/DiskDriveAware.scala b/src/main/scala/ocelot/desktop/util/DiskDriveAware.scala
index ae8f08a..39d81c4 100644
--- a/src/main/scala/ocelot/desktop/util/DiskDriveAware.scala
+++ b/src/main/scala/ocelot/desktop/util/DiskDriveAware.scala
@@ -22,6 +22,7 @@ trait DiskDriveAware
   with Windowed[DiskDriveWindow]
 {
   override type I = FloppyItem
+
   def floppyDiskDrive: FloppyDiskDrive
 
   override def brainInventory: Inventory = floppyDiskDrive.inventory.owner