diff --git a/Musicreater/experiment.py b/Musicreater/experiment.py
index 0870118..e359e50 100644
--- a/Musicreater/experiment.py
+++ b/Musicreater/experiment.py
@@ -955,7 +955,7 @@ class FutureMidiConvertM4(MidiConvert):
 
                 if not note.percussive:
                     notes_list.extend(
-                        self._linear_note(note, 2.75 / note.get_info("PITCH"))
+                        self._linear_note(note, 2.55 / note.get_info("PITCH"))
                     )
                 else:
                     notes_list.append(note)
diff --git a/Musicreater/utils.py b/Musicreater/utils.py
index af5d811..e4c647b 100644
--- a/Musicreater/utils.py
+++ b/Musicreater/utils.py
@@ -398,7 +398,7 @@ def midi_msgs_to_minenote_using_kami_respack(
     using_original = False
     if not percussive_ and (0 <= inst_ <= 119):
         mc_sound_ID = "{}{}.{}".format(
-            # inst_, "d" if duration_ < 500_000 else "c", note_
+            # inst_, "c" if (duration_ > 1000_000) and (inst_ in (0, 1, 2, 3, 4, 5, 6, 7, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53)) else "d", note_
             inst_,
             "d",
             note_,