this is just a study to investigate the pumps and dumps that have been happened in a crypto market and it should not be used as an indicator. this is also my very first Pine Script that I've written and I am sure it is not perfect. actually I am curious to know when (I mean the exact time of the day) most pumps and dumps happen as a self investigation. the method...
Bars of largest range (volatility)
* see moments of strongest price action immediately
* colored & upDown by candle color
* amplifier: you see only the bull runs, and subsequent dumps
Very nice on the 5 years scale of BITSTAMP:BTCUSD - nothing comparable to 2013 has happened yet.
squared_range = pow(high-low, 2)