===================================================================
--- original.js
+++ change.js
@@ -687,15 +687,10 @@
 						LK.effects.flashScreen(0xff0000, 3000);
 						LK.showGameOver();
 					}
 					if (gameIsStarted) {
-						if (bubble.y + self.y < 1000) {
-							gridSpeed = Math.min(gridSpeed + .001, 1);
-						} else if (bubble.y + self.y < 2000) {
-							gridSpeed = Math.max(gridSpeed - .001, .4);
-						} else {
-							gridSpeed = Math.max(gridSpeed - .001, .2);
-						}
+						var targetSpeed = Math.pow((2200 - (bubble.y + self.y)) / 2200, 2) * 3 + 0.2;
+						gridSpeed += (targetSpeed - gridSpeed) / 20;
 					}
 					break;
 				}
 			}
@@ -879,9 +874,9 @@
 /* 
 Todo: 
 [X] Make sure we GC nodes that drop of screen
 [ ] Make preview line fade out at the end
-*/ 
+*/
 var bulletsFired = 0; //3*30+1
 var bubbleSize = 150;
 var gameIsStarted = false;
 var bubbleColors = [0xff2853, 0x44d31f, 0x5252ff, 0xcb2bff, 0x28f2f0, 0xffc411];
@@ -1059,121 +1054,5 @@
 ;
 ;
 ;
 ;
-;
-// Function to increase game score and update score label
-var gridSpeed = .5;
-//Game size 2048x2732
-/* 
-Todo: 
-[X] Make sure we GC nodes that drop of screen
-[ ] Make preview line fade out at the end
-*/ 
-var bulletsFired = 0; //3*30+1
-var bubbleSize = 150;
-var gameIsStarted = false;
-var bubbleColors = [0xff2853, 0x44d31f, 0x5252ff, 0xcb2bff, 0x28f2f0, 0xffc411];
-var barriers = [];
-var maxSelectableBubble = 3;
-var warningLines = [];
-for (var a = 0; a < 13; a++) {
-	var wl = game.addChild(new WarningLine());
-	wl.x = 2048 / 13 * (a + .5);
-	wl.y = 2200;
-	wl.alpha = 0;
-	warningLines.push(wl);
-	wl.scale.set(16, 40);
-}
-var warningOverlay = game.attachAsset('dangeroverlay', {});
-warningOverlay.y = 2280;
-var uxoverlay = game.attachAsset('uxoverlay', {});
-uxoverlay.y = 2440;
-var uxoverlay2 = game.attachAsset('uxoverlay2', {});
-uxoverlay2.y = 2460;
-for (var a = 0; a < 4; a++) {
-	for (var b = 0; b < 3; b++) {
-		var barrier = game.addChild(new Barrier());
-		barrier.y = 2732 - 450 + b * 70;
-		barrier.x = 2048 / 5 * a + 2048 / 5;
-		barriers.push(barrier);
-	}
-	var barrierBlock = game.attachAsset('barrierblock', {});
-	barrierBlock.x = 2048 / 5 * a + 2048 / 5;
-	barrierBlock.y = 2732 - 450;
-	barrierBlock.anchor.x = .5;
-}
-// Create a score label
-var scoreLabel = new Text2('0', {
-	size: 120,
-	fill: "#ffffff",
-	stroke: "#000000",
-	strokeThickness: 15,
-	font: "Impact"
-});
-scoreLabel.anchor.set(0.5, 0);
-LK.gui.top.addChild(scoreLabel);
-var scoreMultipliers = [];
-var baseScores = [100, 250, 500, 250, 100];
-for (var a = 0; a < 5; a++) {
-	var sm = new ScoreMultipliers(baseScores[a]);
-	sm.x = 2048 / 5 * a + 2048 / 10;
-	sm.y = 2300;
-	scoreMultipliers.push(sm);
-	game.addChild(sm);
-}
-var bonusUX = game.addChild(new BonusUX());
-var fireBallPowerupOverlay = game.addChild(new FireBallPowerupOverlay());
-var particlesLayer = game.addChild(new Container());
-var grid = game.addChild(new Grid());
-grid.y = 1000;
-var freeBubbleLayer = game.addChild(new Container());
-var hintBubblePlayer = game.addChild(new Container());
-var launcher = game.addChild(new Launcher());
-launcher.x = game.width / 2;
-launcher.y = game.height - 138;
-var hintBubbleCache = [];
-var hintBubbles = [];
-var isValid = false;
-var path = [];
-var bubbleAlpha = 1;
-var hintTargetX = game.width / 2;
-var hintTargetY = 0;
-game.move = function (x, y, obj) {
-	hintTargetX = x;
-	hintTargetY = y;
-	refreshHintLine();
-	//	}
-};
-game.down = game.move;
-var hintOffset = 0;
-var distanceBetweenHintbubbles = 100;
-game.update = function () {
-	hintOffset += 5;
-	if (isValid) {
-		bubbleAlpha = Math.min(bubbleAlpha + .05, 1);
-	} else {
-		bubbleAlpha = Math.max(bubbleAlpha - .05, 0);
-	}
-	refreshHintLine();
-	var alphaList = grid.calculateWarningScoreList();
-	for (var a = 0; a < warningLines.length; a++) {
-		var value = alphaList[a] / 3;
-		warningLines[a].alpha += (Math.min(value, .6) - warningLines[a].alpha) / 100;
-		warningLines[a].scale.y += (value * 60 - warningLines[a].scale.y) / 100;
-	}
-};
-game.up = function () {
-	if (isValid) {
-		launcher.fire();
-	}
-};
-;
-;
-;
-;
-;
-;
-;
-;
-;
 ;
\ No newline at end of file