The less people believe that cryptocurrency is a threat the better for all of us. This causes a reduction in regulations surrounding its use and therefore allows greater freedom for anyone that holds crypto and makes the process of investing much easier for potential users.
Their statements are true for present time, Bitcoin really has not had any effect on the economy and makes up only a microscopic amount of the total transactions which occur. However, in the future it could pose a huge threat to regulated society, placing strain on banks and we will just have to wait and see how these bankers' views of bitcoin change when the realize its ability.