diff --git a/src/raspi_keyer.cpp b/src/raspi_keyer.cpp
index 33f66a4..f560021 100644
--- a/src/raspi_keyer.cpp
+++ b/src/raspi_keyer.cpp
@@ -8,7 +8,7 @@
 
 namespace
 {
-        
+
 }
 
 extern const uint LED_PIN = PICO_DEFAULT_LED_PIN;
@@ -36,17 +36,13 @@ void setup()
 
 int main()
 {
-    timer_hw->dbgpause = 0; // fix problem with debug and sleep_ms https://github.com/raspberrypi/pico-sdk/issues/1152#issuecomment-1418248639
+    timer_hw->dbgpause = 0; // workaround for problem with debug and sleep_ms
+                            // https://github.com/raspberrypi/pico-sdk/issues/1152#issuecomment-1418248639
 
     setup();
 
     Settings settings{read_settings()};
 
-    // printf("\nIambic mode (loaded): %d\n", static_cast<int>(settings.mode));
-    // printf("WPM         (loaded): %d\n", settings.wpm);
-    // printf("Element duration (u_sec): %" PRIu64 "\n", element_duration_us(settings.wpm));
-    printf("\n");
-
     Keyer keyer(settings.wpm, settings.mode);
 
     while (true)