According to market analysis, the supply of bitcoin will get decrease by 2020 and due to shortage in supply, it is expected that bitcoin will hit more than a trillion dollar market cap.
That's the reason why traders estimate the price of bitcoin will hit $100k in 2021 and i am sure we will see that day
Yeah that might happen, imagine if the number of bitcoin users is not too big right now, but the marketcap has reached hundreds of billions of dollars, of course if everyone in the world that is very likely to adopt bitcoin, of course marketcap will reach trillions of dollars