Necromod.
Normal:
-02:55:59 (2) - Finish goes here.
-03:15:52 (4) - Nudge back 1/4 a beat, respace.
Hard:
-00:49:72 (5) - New Combo mark.
-00:49:93 (1) - Remove the New Combo mark.
-02:03:77 (1,2,3,4,5) - Finishes go on these.
-02:18:88 (2) - Line up (not exactly match up) the start and endpoints, then make the circle look neat.
-02:23:91 (7,8,9) - Whistles go here.
-02:25:17 (2) - Clap goes here.
-02:27:27 (1,2) - Whistles and Finishes on these.
-02:33:36 (1) - Whistle goes here.
-02:33:98 (2) - New Combo mark goes here.
-02:35:24 (2) - Finishes go here.
Mostly cosmetic changes needed. I'll look again after you make these changes to see if there are structural things I absolutely must note.
Also, add a BG to both difficulties in case the player opts out of the video.