Interesting. Assuming the machinery does all of the motion (and the human is a passive passenger), I'd rig it something like this, with IK dummy objects.
Spotted this last night, it's an IK solver + features written in a Bifrost graph, pretty awesome. https://twitter.com/duncan_rudd/status/1160313955077767168
S-S: For that one i was just using standard Limb IK set to IK goal. I'm still learning the purpose of all of these different set-ups, so i appreciate the details STEPHANVYAS: OH! I figured there was a simple little button like that hiding somewhere. Thanks to both of you, its cool to have such quick feedback from other…