History   You all knew that tabs used beats(BPM anchors -vertical white lines in eof) for sync chart with audio. You know where you can get this BPM values for the song(even EOF can do that, just click BPM - > Estimate BPM -> OK).   But when you deal with floatingUn-staticVariable  BPM you better bless god that in this song BPM changes won't be more than 4-5 times, cause you know Tool songs and there very creative drummer so we got this kind of issue.   How to Solve it?   Use this software