It’s definitely something that’s always been part of him, that ravenous hungry need. -probably why Josh is so insatiable and turns to animals so often- honestly he’s just such a wild card and so full of raw creative energy and also p unstable that he probably gets into all SORTS of kinky shenanigans that aren’t safe and Chris has to go along with to keep him from hurting himself. Josh gets a sounding rod kit and chris does it to him because he wants to make sure Josh is safe about it