The original two-finger-turn does not work very well (tbh, it sucks): you need to copy/paste the donut to screen B and single it out so it's alot bigger but even then if you do not lift off both fingers simultaneously, the waveform donut 'glitches' and your offset is "off" again. It takes many attempt before the offset is right (thinking of drum-loops). Is it possible to integrate the clip offset parameters inside the "Pencil" window? I think this is a good solution: