A good rule to follow is never to invest more than what you would be willing to lose.
I know that the Financiers, who predict fast inflation of cue bottles, emphasize the too high volatility of the product

. The price jumps by an average of 10%, and one day it can fall sharply down. In addition, some countries are afraid of the outflow of state capital, so they infringe and prohibit the exchange of trade in crypto currency.