     Serial.print(" with pitch ");
     Serial.print((int) last_midi_pitch);
     Serial.print(" with velocity ");
-    Serial.println((int) last_midi_velocity);
+    Serial.print((int) last_midi_velocity);
+    Serial.print(" (based on reading value : ");
+    Serial.print((int) potentiometer_reading);
+    Serial.println(")");
     #endif
 
     delay(40);

        // Aftertouch
        #ifndef DEBUG
        MIDI.sendPolyPressure(last_midi_note, velocity, MIDI_CHANNEL);
        MIDI.sendControlChange(0, 0, 1);
        #endif

        last_midi_velocity = velocity;

        #ifndef DEBUG
        MIDI.sendPitchBend((double) pitch/127.0, MIDI_CHANNEL);

        do_stuff_because_midi_lib_is_broken();
        #endif

        last_midi_pitch = pitch;
