Even if any of them were realistic or there in good faith, it never would go anywhere.
The extremist in Iran have threatened to kill anyone who negotiates with the USA. One upper level guy in their legislature is facing criminal charges for suggesting negotiations.
We have to kill many more and absolutely break their will.
There is an interesting perspective floating around. Like this:
Countries with nuclear weapons don’t get pushed around.
If they have embraced this, it makes sense.