I'm sure there will be updates for free users too. But as has been pointed out elsewhere, it's the premium players supporting them financially, so they will be the priority. Of course they will make the game more attractive to premium players, because otherwise nobody would pay.
Besides, at least the game is available to play for free. They are under no obligation to make anything available without payment.
Besides, at least the game is available to play for free. They are under no obligation to make anything available without payment.