So, basically, users believe in the platform Bitfinex (which I haven't heard of), because they want to believe because the price is high and they could take the

So, basically, users believe in the platform Bitfinex (which I haven't heard of), because they want to believe because the price is high and they could take their BTC to a different platform and trade for USD? Then why is it a bubble, ie. how would it burst? Are you alleging Bitfinex was a Ponzi-Scheme? Why is the price higher, which incentives does the platform have to simulate a higher price that it can't back?