If you've already grinded eagle eggs and memory alloy and the like without much rage, then it's not going to be significantly worse.
It'll take a couple hours, most likely. But it isn't as extreme as, say, Pure Bladestone. Fuck Pure Bladestone.
In comparison, this was pleasant.
Morning. Which is something that I do not do well. Okay, so it's really late afternoon here. All I know is I was up late and am now exhausted. I am displeased.