"a Constitutional Convention would be a powerful engine of change, with a better-than-even chance we'd end up with a better system than we have now" What makes

"a Constitutional Convention would be a powerful engine of change, with a better-than-even chance we'd end up with a better system than we have now" What makes you think that? I would put the odds of a better system at approximately zero. We had a rare, special moment in history that created our Constitution. The Bill of Rights is amazing and radical even today.