Binance is not that awesome as you would think. They might be 1st in alexa rank as they are hyped. but volume wise, they are at 10th place.
so not everything revolves around Binance, there other exchanges that drive Bitcoin price, not Binance.
No one is saying that binance topping in trading volume what we are looking at is how the entire cryptocurrency community rally round them in time of the hacked that just happened on the exchange and leading among them was coinbase blocking all deposits of large amount when the get Hint's of the hack to prevent easy movement of the bitcoins being Stolen this show great commitment of the cryptocurrency community.