===================================================================
--- original.js
+++ change.js
@@ -85,8 +85,10 @@
 ****/ 
 var balloons = [];
 var score = 0;
 var missedBalloons = 0; // Initialize missed balloons counter
+var balloonSpawnInterval = 30; // Initial balloon spawn interval in ticks
+var balloonSpawnCounter = 0; // Counter to track time for increasing balloon spawn rate
 var scoreTxt = new Text2('0', {
 	size: 150,
 	fill: "#ffffff"
 });
@@ -157,10 +159,16 @@
 				scoreTxt.setText(score);
 			}
 		}
 	}
-	if (LK.ticks % 60 == 0) {
+	if (LK.ticks % balloonSpawnInterval == 0) {
 		spawnBalloon();
+		balloonSpawnCounter++;
+		if (balloonSpawnCounter >= 30) {
+			// Every 30 seconds
+			balloonSpawnInterval = Math.max(10, balloonSpawnInterval - 1); // Decrease interval, minimum 10 ticks
+			balloonSpawnCounter = 0;
+		}
 	}
 };
 game.down = function (x, y, obj) {
 	for (var i = balloons.length - 1; i >= 0; i--) {