I believe that bitcoin investment is good investment for the future purposes. We are now at the new system of cash and new form of transactions and even a new form of money. So with investment in bitcoin is wise preparation for the next more years. This crypto world will become more stronger tomorrow than before. You are right that depending on bitcoin is not right but it is a way to help you grow your investment. It is more reliable if you have bitcoin investment and real states investment. Both will make you great gain.