An exceptionally good point . The thing about progress is we don ' t really know if it is the right direction till afterwards . For example The Great Leap Forward was more like The Ungraceful Backwards Fall On To The Ice Rink Floor . At the time however it was meant to be progress . When we talk about mediums like games , or books or films what even constitutes progress ? They all hold value for various reasons after all . . Except the film Jerry , that was just awful p <| sep |> I would go so far as to say that without that , you can ' t have free markets , because customers can ' t make informed decisions . And it ' s just a first step even , there is so much more information than just the margins that is hidden behind that little price number .