diff --git a/src/js/game/belt_path.js b/src/js/game/belt_path.js
index fa65c11c..25a1b20c 100644
--- a/src/js/game/belt_path.js
+++ b/src/js/game/belt_path.js
@@ -130,13 +130,19 @@ export class BeltPath extends BasicSerializableObject {
     /**
      * Tries to accept the item
      * @param {BaseItem} item
-     * @param {number} startProgress
      */
-    tryAcceptItem(item, startProgress = 0) {
+    tryAcceptItem(item) {
         if (this.spacingToFirstItem >= globalConfig.itemSpacingOnBelts) {
+            // So, since we already need one tick to accept this item we will add this directly.
+            // this means we are moving it forwards twice in one tick, but otherwise belts won't be full :(
+            const beltProgressPerTick =
+                this.root.hubGoals.getBeltBaseSpeed() *
+                this.root.dynamicTickrate.deltaSeconds *
+                globalConfig.itemSpacingOnBelts;
+
             // First, compute how much progress we can make *at max*
             const maxProgress = Math.max(0, this.spacingToFirstItem - globalConfig.itemSpacingOnBelts);
-            const initialProgress = Math.min(maxProgress, startProgress);
+            const initialProgress = Math.min(maxProgress, beltProgressPerTick);
 
             this.items.unshift([this.spacingToFirstItem - initialProgress, item]);
             this.spacingToFirstItem = initialProgress;
diff --git a/src/js/game/components/item_acceptor.js b/src/js/game/components/item_acceptor.js
index fa30d281..0b492843 100644
--- a/src/js/game/components/item_acceptor.js
+++ b/src/js/game/components/item_acceptor.js
@@ -115,6 +115,11 @@ export class ItemAcceptorComponent extends Component {
     tryAcceptItem(slotIndex, item, startProgress = 0.0) {
         const slot = this.slots[slotIndex];
 
+        for (let i = 0; i < this.inputs.length; i++) {
+            if (this.inputs[i].slotIndex == slotIndex) {
+                return false;
+            }
+        }
         for (let i = 0; i < this.completedInputs.length; i++) {
             if (this.completedInputs[i].slotIndex == slotIndex) {
                 return false;
diff --git a/src/js/game/components/item_processor.js b/src/js/game/components/item_processor.js
index f5b412cd..35b63452 100644
--- a/src/js/game/components/item_processor.js
+++ b/src/js/game/components/item_processor.js
@@ -36,7 +36,8 @@ export const enumItemProcessorRequirements = {
  * }} EjectorItemToEject */
 
 /** @typedef {{
- *  remainingProgress: number,
+ *  progress: number,
+ *  targetProgress: number,
  *  items: Array<EjectorItemToEject>,
  * }} EjectorCharge
  *
diff --git a/src/js/game/systems/item_ejector.js b/src/js/game/systems/item_ejector.js
index 8968a383..8e0c94d3 100644
--- a/src/js/game/systems/item_ejector.js
+++ b/src/js/game/systems/item_ejector.js
@@ -180,7 +180,9 @@ export class ItemEjectorSystem extends GameSystemWithFilter {
                 const destPath = sourceSlot.cachedBeltPath;
                 if (destPath) {
                     // Try passing the item over
-                    if (destPath.tryAcceptItem(item, extraProgress)) {
+                    // note - no extra progress is relevant here, as we have to push items up to the ones in front to ensure minimum spacing
+                    // it's close enough though, and doesn't break at high speeds
+                    if (destPath.tryAcceptItem(item)) {
                         sourceSlot.item = null;
                     }
 
@@ -200,7 +202,8 @@ export class ItemEjectorSystem extends GameSystemWithFilter {
                         targetAcceptorComp.tryAcceptItem(destSlot.index, item, extraProgress)
                     ) {
                         // unique duplicated code for storage - hacky :(
-                        return true;
+                        sourceSlot.item = null;
+                        return;
                     }
                     if (targetAcceptorComp.tryAcceptItem(destSlot.index, item, extraProgress)) {
                         // Handover successful, clear slot
diff --git a/src/js/game/systems/item_processor.js b/src/js/game/systems/item_processor.js
index a40403aa..12d7978b 100644
--- a/src/js/game/systems/item_processor.js
+++ b/src/js/game/systems/item_processor.js
@@ -91,16 +91,16 @@ export class ItemProcessorSystem extends GameSystemWithFilter {
 
             const currentCharge = processorComp.currentCharge;
             if (currentCharge) {
+                const targetProgress = currentCharge.targetProgress;
                 // Process next charge
-                if (currentCharge.remainingProgress > 0.0) {
-                    currentCharge.remainingProgress -= progressGrowth;
+                if (currentCharge.progress < targetProgress) {
+                    currentCharge.progress += progressGrowth;
                 }
 
                 // Check if it finished - but don't finish another charge if there are still items queued to eject, or we might keep backing up
-                if (currentCharge.remainingProgress <= 0.0 && processorComp.queuedEjects.length < 1) {
+                if (currentCharge.progress >= targetProgress && processorComp.queuedEjects.length < 1) {
                     const itemsToEject = currentCharge.items;
-                    const extraProgress = -currentCharge.remainingProgress;
-                    console.log(extraProgress);
+                    const extraProgress = currentCharge.progress - targetProgress;
 
                     // Go over all items and try to eject them
                     for (let j = 0; j < itemsToEject.length; ++j) {
@@ -270,10 +270,12 @@ export class ItemProcessorSystem extends GameSystemWithFilter {
         }
 
         // Queue Charge
-        const progress = this.root.hubGoals.getProcessingProgress(processorComp.type);
+        const targetProgress = this.root.hubGoals.getProcessingProgress(processorComp.type);
+        //console.log("target progress:" + targetProgress + ", type: " + processorComp.type);
         processorComp.currentCharge = {
             items: outItems,
-            remainingProgress: progress - extraProgress,
+            targetProgress,
+            progress: extraProgress,
         };
 
         acceptorComp.completedInputs = [];
@@ -546,7 +548,7 @@ export class ItemProcessorSystem extends GameSystemWithFilter {
         assert(hubComponent, "Hub item processor has no hub component");
 
         // Hardcoded
-        for (let i = 0; i < payload.items.size; ++i) {
+        for (let i = 0; i < 16; ++i) {
             const item = /** @type {ShapeItem} */ (payload.items.get(i));
             if (!item) {
                 continue;