I have the same urge - third-person the LLM is an it, for sure, but I'm not aware of a suitable second-person construction for talking to things. Maybe we need to invent one.
"Claude, you useless piece of shit, I already told you..."
I'm Australian, so "oi cunt" works about as well as "you" for most things, though I'm not suggesting we adopt that formally.
I don't know what machine they were raging against, but I'm pretty sure it was an LLM