For long-term investment, Gold would be a safer option for you. Nobody knows what would happen to bitcoin in future, because there has been a lot of opposition of bitcoin from different quarters and many governments are also against it. So, bitcoin is going to have a tough time ahead. Despite that bitcoin has created a lot of opportunities for many people over the past few years. It rose from a few hundred dollars to around 40 thousand dollars in a few years time. So, investors from different sectors have started taking interest in Bitcoin. Many governments have also started legalizing bitcoin and others have also thinking of legalizing it. So, in these circumstances We can't overlook bitcoin's short-term benefits.