There was a reason and a snow ball effect why btc touched 10k and further more in 2017, it all started with the wanna cry ransomware attack , which created disturbance in the bitcoin and crypto world , suddenly the demand increased and the supply was less and thus the rates increased drastically overnight, it attracted investors who indeed invested and created more demands which indeed gave a bounce further to the bitcoin prices, as of 2018 the hit is settling down and bitcoin is achieving a average rate as of now.