those who want to invest in bitcoin because they want to pursue profit. that guarantee them to invest on bitcoin, Because bitcoin is acceptable on many industry today.
People who invest in bitcoin are not foolish instead they were clever and a risk taker. Bitcoin is the number one cryptocurrency as for today and with its benefits and how much you may earn in investing bitcoin is the proof that investing bitcoin is not foolish. You will never regret investing in bitcoin but you will regret that you never invest.