They made a fair compromise. They should have taken care of slavery and sufferage from the onset and they seemingly overlooked the problem of career partisans and they completely left out dissolution of the Union.
Other than that it’s the classical Triumvirate. The Supreme Court Justice, The President and the Speaker of the House.
The power and the influence of the Speaker of the House has been underrated of late. Speaker of the House is a very powerful position for the right type of individual.
I asked about the relationship of congress to the other branches and the states.
I think their design divided power sufficiently to prevent tyranny. Do you?