Update.

example/await_demo.wren

@@ -0,0 +1,22 @@
+// retoor <retoor@molodetz.nl>
+
+import "scheduler" for Scheduler, Future
+import "timer" for Timer
+
+System.print("=== Await Demo ===\n")
+
+System.print("--- Basic Await ---")
+await Timer.sleep(1)
+System.print("Timer completed")
+
+System.print("\n--- Concurrent Async ---")
+var task1 = async { Timer.sleep(1) }
+var task2 = async { Timer.sleep(1) }
+await task1
+await task2
+System.print("Both tasks completed concurrently")
+
+System.print("\n--- Async With Result ---")
+var task = async { "computed value" }
+var result = await task
+System.print("Result: %(result)")