Holding a Senate inquiry into fake news, as floated by Labor’s Sam Dastyari, would be a waste of time, money and good intentions.

It smacks of the me-too-ism of the Finkelstein review into media regulation five years ago. That was inspired by criminal behaviour by tabloid Murdoch hacks in London -- with a very different media culture -- and the then-Labor government’s need to keep then-Greens leader Bob Brown happy.