The alternative is basically the same thing. It takes proportionally just as many states to call a Constitutional Convention as it does to propose an Amendment.

The alternative is basically the same thing. It takes proportionally just as many states to call a Constitutional Convention as it does to propose an Amendment. You're not getting around 2/3s. And once an Amendment is proposed, it still takes 3/4 of the states ratifying it in some manner. The mechanisms are slightly different, but the numbers are the same.