I think for most people external tools like levels.fyi are already good enough in that they provide a salary range with sufficient accuracy. Of course these sam

I think for most people external tools like levels.fyi are already good enough in that they provide a salary range with sufficient accuracy. Of course these same people would hope that the other candidates haven't heard of levels.fyi so that companies can lowball them to have more budget for the salaries of those who have heard of levels.fyi. It's just selfishness, not collective action.