diff --git a/examples/xbd-net/src/embassy/executor.rs b/examples/xbd-net/src/embassy/executor.rs
index f0f093d..77b6c4f 100644
--- a/examples/xbd-net/src/embassy/executor.rs
+++ b/examples/xbd-net/src/embassy/executor.rs
@@ -32,7 +32,11 @@ impl Executor {
     pub fn run(&'static mut self, init: impl FnOnce(Spawner)) -> ! {
         init(self.executor.spawner());
 
+        let throttle = 100;
+        crate::println!("@@ Executor::run(): throttle: {} ms", throttle);
+
         loop {
+            crate::Xbd::msleep(throttle, false);
             unsafe { self.executor.poll() };
         }
     }
diff --git a/examples/xbd-net/src/embassy/mod.rs b/examples/xbd-net/src/embassy/mod.rs
index e7c583d..a54a3f5 100644
--- a/examples/xbd-net/src/embassy/mod.rs
+++ b/examples/xbd-net/src/embassy/mod.rs
@@ -1,17 +1,11 @@
-use super::xbd::{self, Xbd};
+use super::xbd;
 
 mod executor;
 use executor::Executor;
 
 #[embassy_executor::task]
-async fn task_xbd_main(throttle: u32) {
+async fn task_xbd_main() {
     super::xbd_main().await.unwrap();
-
-    //loop { Xbd::async_sleep(1000).await; } // yield -> executor busy
-    //====
-    //loop { Xbd::msleep(1000, true); } // not yield (debug for internal async API calls only) -> executor not busy
-    //==== kludge
-    loop { Xbd::async_sleep(1).await;  Xbd::msleep(throttle, false); } // yield && less busy
 }
 
 #[embassy_executor::task]
@@ -47,11 +41,8 @@ impl Runtime {
     }
 
     pub fn run(&'static mut self) -> ! {
-        let throttle = 200;
-        crate::println!("@@ task_xbd_main(): throttle: {} ms", throttle);
-
         self.0.run(|spawner| {
-            spawner.spawn(task_xbd_main(throttle)).unwrap();
+            spawner.spawn(task_xbd_main()).unwrap();
             spawner.spawn(task_shell_stream()).unwrap();
             spawner.spawn(task_gcoap_server_stream()).unwrap();
             spawner.spawn(task_api_stream()).unwrap();