[hash872]

>get people elected who will write things clearly into law

You can pass whatever law you'd like now- the existing judiciary can simply decide that it doesn't apply or isn't 'constitutional', and their decisions aren't reviewable. It's awarding ultimate power in society to a very small group The vast majority of developed countries don't work this way, at all https://en.wikipedia.org/wiki/Parliamentary_sovereignty

At a minimum, calling a law 'unconstitutional' should require a supermajority out of a fairly large body