Give us more information about the closing of your bank account, I guess they will not do that without any valid reasons though I don't have bank account yet but it's really normal if you do something illegally and don't respond to them about that issue 
Don't just post a thread here that you want to tell and convince us that having account bank account now is not good or investing in the bank are in a big risk this time.
I think op must have done something very bad or he might breaks some banking terms and conditions. After I read op written i keep on wonder why op decided to post this here. I think op what us to undermined the important of bank in our society but bank still play a very big roles in economy. No matter how blockxhain development it cannot replaced conventional banking rolesDon't just post a thread here that you want to tell and convince us that having account bank account now is not good or investing in the bank are in a big risk this time.