At this present, Banking deposit is very lowest profitable. Infaltion incrase day by day. World economic fall ! many bank bankrupt held for this ression. Same refection in bitcoin. But, few days look up bitcoin price is increse. Previous 2 or 3 week ago when bitcoin price 17000$. Today bitcoin price 23000$ up. So, bitcoin invest is very profitable.
I think both have their risks. Even though Bitcoin Investment is a very large profit for the long term. However, saving money in the Bank, the risk is very low. Even the possibility of loss can be prevented.
Meanwhile, in bitcoin investment, you will be faced with various risks. One of them is the risk of server hacking and virus attacks. Which in essence you have to understand and seek knowledge about Bitcoin before investing.