===================================================================
--- original.js
+++ change.js
@@ -1,6 +1,179 @@
-/****
+/**** 
+* Plugins
+****/ 
+var tween = LK.import("@upit/tween.v1");
+
+/**** 
+* Classes
+****/ 
+var Cube = Container.expand(function () {
+	var self = Container.call(this);
+	var cubeGraphics = self.attachAsset('cube', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	// Randomize cube color
+	var colors = [0x4CAF50, 0xF44336, 0x2196F3, 0xFF9800, 0x9C27B0, 0xFFEB3B];
+	cubeGraphics.tint = colors[Math.floor(Math.random() * colors.length)];
+	// Random velocity
+	self.vx = (Math.random() - 0.5) * 4;
+	self.vy = (Math.random() - 0.5) * 4;
+	// Multiplication timer
+	self.multiplyTimer = 0;
+	self.multiplyDelay = Math.floor(Math.random() * 120) + 60; // 1-3 seconds at 60fps
+	self.update = function () {
+		// Move cube
+		self.x += self.vx;
+		self.y += self.vy;
+		// Bounce off edges
+		if (self.x <= 15 || self.x >= 2048 - 15) {
+			self.vx *= -1;
+		}
+		if (self.y <= 15 || self.y >= 2732 - 15) {
+			self.vy *= -1;
+		}
+		// Keep in bounds
+		self.x = Math.max(15, Math.min(2048 - 15, self.x));
+		self.y = Math.max(15, Math.min(2732 - 15, self.y));
+		// Multiplication logic
+		self.multiplyTimer++;
+		if (self.multiplyTimer >= self.multiplyDelay && cubes.length < maxCubes) {
+			self.multiply();
+			self.multiplyTimer = 0;
+			self.multiplyDelay = Math.max(30, self.multiplyDelay - multiplicationRate);
+		}
+	};
+	self.multiply = function () {
+		if (cubes.length >= maxCubes) return;
+		var newCube = new Cube();
+		newCube.x = self.x + (Math.random() - 0.5) * 100;
+		newCube.y = self.y + (Math.random() - 0.5) * 100;
+		// Keep new cube in bounds
+		newCube.x = Math.max(15, Math.min(2048 - 15, newCube.x));
+		newCube.y = Math.max(15, Math.min(2732 - 15, newCube.y));
+		cubes.push(newCube);
+		game.addChild(newCube);
+		// Increase multiplication rate
+		multiplicationRate += 0.1;
+		cubeCount++;
+		updateCounterText();
+	};
+	return self;
+});
+var SpawnButton = Container.expand(function () {
+	var self = Container.call(this);
+	var buttonGraphics = self.attachAsset('spawnButton', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.down = function (x, y, obj) {
+		spawnCube();
+		// Button press animation
+		tween(buttonGraphics, {
+			scaleX: 0.9,
+			scaleY: 0.9
+		}, {
+			duration: 100
+		});
+		tween(buttonGraphics, {
+			scaleX: 1.0,
+			scaleY: 1.0
+		}, {
+			duration: 100
+		});
+	};
+	return self;
+});
+
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-	backgroundColor: 0x000000
-});
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+	backgroundColor: 0x1a1a1a
+});
+
+/**** 
+* Game Code
+****/ 
+var cubes = [];
+var cubeCount = 0;
+var multiplicationRate = 1;
+var maxCubes = 2000;
+var lastFPSTime = 0;
+var frameCount = 0;
+var currentFPS = 60;
+// Create spawn button
+var spawnButton = game.addChild(new SpawnButton());
+spawnButton.x = 1024;
+spawnButton.y = 2600;
+// Create button label
+var buttonText = new Text2('SPAWN CUBE', {
+	size: 32,
+	fill: 0xFFFFFF
+});
+buttonText.anchor.set(0.5, 0.5);
+buttonText.x = 1024;
+buttonText.y = 2600;
+game.addChild(buttonText);
+// Create cube counter
+var counterText = new Text2('Cubes: 0', {
+	size: 48,
+	fill: 0xFFFFFF
+});
+counterText.anchor.set(0.5, 0);
+counterText.x = 1024;
+counterText.y = 100;
+game.addChild(counterText);
+// Create FPS counter
+var fpsText = new Text2('FPS: 60', {
+	size: 36,
+	fill: 0xFFFF00
+});
+fpsText.anchor.set(0, 1);
+fpsText.x = 20;
+fpsText.y = 2712;
+game.addChild(fpsText);
+function spawnCube() {
+	if (cubes.length >= maxCubes) return;
+	var newCube = new Cube();
+	newCube.x = Math.random() * (2048 - 30) + 15;
+	newCube.y = Math.random() * (2732 - 30) + 15;
+	cubes.push(newCube);
+	game.addChild(newCube);
+	cubeCount++;
+	updateCounterText();
+}
+function updateCounterText() {
+	counterText.setText('Cubes: ' + cubeCount);
+}
+function updateFPS() {
+	frameCount++;
+	var currentTime = Date.now();
+	if (currentTime - lastFPSTime >= 1000) {
+		currentFPS = Math.round(frameCount * 1000 / (currentTime - lastFPSTime));
+		fpsText.setText('FPS: ' + currentFPS);
+		frameCount = 0;
+		lastFPSTime = currentTime;
+	}
+}
+game.update = function () {
+	updateFPS();
+	// Clean up destroyed cubes
+	for (var i = cubes.length - 1; i >= 0; i--) {
+		if (!cubes[i].parent) {
+			cubes.splice(i, 1);
+			cubeCount--;
+			updateCounterText();
+		}
+	}
+	// Performance management - slow down multiplication if FPS drops too low
+	if (currentFPS < 30 && cubes.length > 100) {
+		// Remove some cubes to maintain performance
+		for (var j = 0; j < 10 && cubes.length > 100; j++) {
+			var cubeToRemove = cubes.pop();
+			cubeToRemove.destroy();
+			cubeCount--;
+		}
+		updateCounterText();
+	}
+};
\ No newline at end of file