We don't disagree. My point is there are plenty of employers who will keep your salary up to date. Of course if they fail to do so, you should leave and move on

We don't disagree. My point is there are plenty of employers who will keep your salary up to date. Of course if they fail to do so, you should leave and move on to a higher salary. They are at fault, so they should take the loss and redo their hiring experiments all over again. Simple as that.