Yep. Trading doesn't create any kind of value by itself. Instead there's (obviously) friction involved, i.e. costs (small or big, doesn't matter, it's necessari

Yep. Trading doesn't create any kind of value by itself. Instead there's (obviously) friction involved, i.e. costs (small or big, doesn't matter, it's necessarily larger than zero). If all there is is trading then it'll all grind down to waste heat after enough time.