I heard bitcoin since 2016   but I'm afraid to enter this world because they alot of people said that it is scammed that's why. But when I see the changes of a certain person who had been enter bitcoin then that is the time when I officially explored it and I prove that bitcoin was not scam but rather it is a blessing and it will benefited you a lot most especially in financial.but i think it is very interested if u have knowledge  about it.