Bitcoin can become bad news for banks is widely accepted and if it goes global. Imagine having to handle all of your transactions without issues and faster than any banks can offer you. Now let's look at remittance. Western Union and the rest charges much and they also have delays. Bitcoin have none of these and thanks to lighting network it's transaction fees have reduced. This s why the banks have always been skeptical about bitcoin. True it is volatile but aside that let's look at the good sides. If given a chance it will disrupt the banking industry.