I think people have a particular fear before investing in bitcoin. I think the biggest worry of many investors before deciding to invest in bitcoin is unstable profit and the big threat from the hacker. So few investors agreed to take the risk to make a profit from bitcoin.
Yeah people have different fear before they join in investing in bitcoin, some people they fear in the big threat of hackers and some are fear in price value of bitcoin we know that value of bitcoin is unstable and unpredictable and lot's of risk in investing in bitcoin. If we don't know how to handle the risk of investing in bitcoin we loose our money, so that we need knowledge about the investing in bitcoin to get more profit.