> Value is something else entirely

Value is what you're willing to pay for something, and what you're willing to accept as payment.

> Even capitalist value is disconnected from market price, see the current stock market.

The value of a stock is the market price. There is no other value.

The value of a teacher is what you're willing to pay for him, and what he is willing to accept. The value of government paid teachers is not knowable, since the money to pay them is forcibly extracted.

> I'm fairly certain you've replied these exact words to me before.

I've written this many times here!