https://www.youtube.com/watch?v=Sc6HbNjUlgI

Derfuu ComfyUI Modded Nodes - is absolutely one I needed to know about a long time ago. In the video they show how to get some oddball schedulers to work despite having awful default settings, also how to extract sigmas and conditioning as numbers without using a terminal, and finally how altering sigmas manually changes the output artifacts in major ways that are far more deterministic than picking algorithms at random.