Bitcoin prices sometimes soars so high due to certain matter like speech from a figure.
or
It just sometimes soars without any issue.
Which is the frequent factor? or maybe not both?
News about the hype and fud usually move the price of a coin. Expect the price to go up if Trump legalize bitcoin and even the China but also see the price to go deep if Japan banned bitcoin. The demand is already here but since the market depends on the news, it usually get distracted.