00:28:075 (2,3) - small parts of the sliders are offscreen, in 4:3 aspect ratio this is a problem
00:29:830 (2,3) - perhaps you can do something like https://osu.ppy.sh/ss/18283289/f981 to emphasize 01:01:266 (4) -
in a similar way with 01:05:414 (6,7) -
01:11:479 (1) - NC starts on this tune, so why aren't the NCs placed at 01:16:585 (3) , 01:21:692 (3) , 01:26:798 (3) , 01:37:011 (3) , 01:42:117 (3) , 01:47:224 (3) ?
01:15:309 (6,7) - I think you can stack these two to have a more visible contrast between 01:15:309 (6,7) - and 01:15:947 (1,2) -