I've noticed an issue with the fmaven26.dmo (And the wind comes V2) file from TwinTrack. The pitch bend (or whatever effect that actually is) seems to stop too soon, resulting in an incorrect pitch.
Here's what it's supposed to sound like:
https://www.youtube.com/watch?v=ez2_vg7ZoMI
The issue first happens at 0:23 both with the DMO file played back in AdPlug and in the video.