diff --git a/launch.sh b/launch.sh
index 2780313..f63e935 100755
--- a/launch.sh
+++ b/launch.sh
@@ -19,11 +19,13 @@
 #   sudo ./launch.sh [--address N] [--device PATH] [--ko FILE] [-- <iecpoc args>]
 #
 # Examples:
-#   sudo ./launch.sh                       # address 4, /dev/iec0, annotated trace
+#   sudo ./launch.sh                       # address 4, /dev/iec0, plain text (default)
 #   sudo ./launch.sh --address 8           # listen as device 8
+#   sudo ./launch.sh -- --debug            # full annotated trace (verbose)
 #   sudo ./launch.sh -- --raw              # forward --raw to iecpoc
 #   sudo ./launch.sh --ko modules/iec_listener_1-6.12.93-1+rpt1.ko
 #
+# Any flag after -- is forwarded verbatim to iecpoc (--debug, --raw, --logfile FILE, …).
 # Defaults: address=4 (printer), device=/dev/iec0.
 
 set -euo pipefail